Constrained optimization with normed moving truncations penalty-functions. - Heinz Roland Weistroffer (Computing, 1980)

Multiple criteria decision making with interactive over-achievement programming. - Heinz Roland Weistroffer (Oper. Res. Lett., 1982)

An interactive goal programming method for non-linear multiple-criteria decision-making problems. - Heinz Roland Weistroffer (Comput. Oper. Res., 1983)

Performance Criteria for Constrained Nonlinear Programming Codes. - Heather W. Robb; Heinz Roland Weistroffer (IEEE Trans. Software Eng., 1987)

Implementation of MCDM methodology in decision support systems. - Heinz Roland Weistroffer; Subhash C. Narula (SMC, 1989)

A flexible method for nonlinear multicriteria decision-making problems. - Subhash C. Narula; Heinz Roland Weistroffer (IEEE Trans. Syst. Man Cybern., 1989)

The state of multiple criteria decision support software. - Heinz Roland Weistroffer; Subhash C. Narula (Ann. Oper. Res., 1997)

An Object-Oriented Model of the Portfolio Selection Problem. - Heinz Roland Weistroffer; Charles Smith (AMCIS, 2003)

Using Activity-Based Costing for Evaluating Information Technology Related Investments in Emerging Economies: A Framework. - Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2004)

Evaluating Information Technology Investments in Emerging Economies Using Activity-Based Costing. - Narcyz Roztocki; Heinz Roland Weistroffer (Electron. J. Inf. Syst. Dev. Ctries., 2004)

A Framework for IT Investment Evaluation in Emerging Economies. - Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2005)

Expanding the Knowledge Base for more Effective Data Mining. - K. Niki Kunene; Heinz Roland Weistroffer (ECIS, 2005)

A Dynamic Simulation Comparing Classical and Emergent-Network Models: Organizational Design Implications. - Bernard D. Hill; Heinz Roland Weistroffer; Peter H. Aiken (Comput. Math. Organ. Theory, 2005)

An Improved Suite of Object Oriented Software Measures. - Ralph D. Neal; Heinz Roland Weistroffer; Richard J. Coppins (J. Comput. Inf. Syst., 2005)

Enterprise Application Integration and its Effect on Business Value: A Stock Market View. - Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2006)

IS/IT in Developing and Emerging Economies. - Narcyz Roztocki; Heinz Roland Weistroffer; Sonali Morar; Syed Nasirin 001 (AMCIS, 2007)

Identifying Success Factors for Information Technology Investments: Contribution of Activity Based Costing. - Narcyz Roztocki; Heinz Roland Weistroffer (ECIS, 2007)

Aligning Information Systems Development with Service Orientation: The Service Oriented Systems Model. - Manoj A. Thomas; Heinz Roland Weistroffer (ECIS, 2007)

How Do Investments in Enterprise Application Integration Drive Stock Prices? - Narcyz Roztocki; Heinz Roland Weistroffer (HICSS, 2007)

Towards a Model for Successful Information Technology Investments: Insights from Event Studies. - Narcyz Roztocki; Heinz Roland Weistroffer (ICIS, 2007)

A Framework for Integrating Sarbanes-Oxley Compliance into the Systems Development Process. - Sushma Mishra; Heinz Roland Weistroffer (Commun. Assoc. Inf. Syst., 2007)

Event Studies in Information Systems Research: A Review. - Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2008)

Information System Development: A Categorical Analysis of User Participation Approaches. - Angela Mattia; Heinz Roland Weistroffer (HICSS, 2008)

Stock Price Reactions to Investments in EAI and ERP: A Comparative Event Study. - Narcyz Roztocki; Heinz Roland Weistroffer (HICSS, 2008)

An approach for predicting and describing patient outcome using multicriteria decision analysis and decision rules. - K. Niki Kunene; Heinz Roland Weistroffer (Eur. J. Oper. Res., 2008)

Event Studies in Information Systems Research: An Updated Review. - Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2009)

Information and Communications Technology in Developing, Emerging and Transition Economies: An Assessment of Research. - Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2009)

Stock market reaction to information technology investments: Towards an explanatory model. - Narcyz Roztocki; Heinz Roland Weistroffer (ECIS, 2009)

Documentation in Systems Development: A Significant Criterion for Project Success. - M. Faisal Fariduddin Attar Nasution; Heinz Roland Weistroffer (HICSS, 2009)

A New Look at the Relationship between User Involvement in Systems Development and System Success. - Mark A. Harris; Heinz Roland Weistroffer (Commun. Assoc. Inf. Syst., 2009)

Information Technology Investments: Does Activity Based Costing Matter? - Narcyz Roztocki; Heinz Roland Weistroffer (J. Comput. Inf. Syst., 2009)

The impact of enterprise application integration on stock prices. - Narcyz Roztocki; Heinz Roland Weistroffer (J. Enterp. Inf. Manag., 2009)

A Social Network Perspective of Information Systems Project Management. - Angela Mattia; Heinz Roland Weistroffer (AMCIS, 2010)

Market Reactions to Investments in Information Technology: Insight from Warsaw Stock Exchange. - Heinz Roland Weistroffer; Narcyz Roztocki; Dorota Dobija (AMCIS, 2010)

Improving the relative efficiency of revenue generation from ICT in transition economies: a product life cycle approach. - Sergey Samoilenko; Heinz Roland Weistroffer (Inf. Technol. Dev., 2010)

User Participation and Technology Acceptance: Towards Ex-Ante Acceptance Predictions. - Basil J. Hamdan; Heinz Roland Weistroffer (AMCIS, 2011)

Event studies in information systems research: past, present and future. - Narcyz Roztocki; Heinz Roland Weistroffer (ECIS, 2011)

From the Special Issue Editors: Information Technology in Transition Economies. - Narcyz Roztocki; Heinz Roland Weistroffer (Inf. Syst. Manag., 2011)

Information technology success factors and models in developing and emerging economies. - Narcyz Roztocki; Heinz Roland Weistroffer (Inf. Technol. Dev., 2011)

Enterprise content management research: a comprehensive review. - Jaffar Ahmad Alalwan; Heinz Roland Weistroffer (J. Enterp. Inf. Manag., 2012)

Information technology investment announcements and market value in transition economies: Evidence from Warsaw Stock Exchange. - Dorota Dobija; Karol Marek Klimczak; Narcyz Roztocki; Heinz Roland Weistroffer (J. Strateg. Inf. Syst., 2012)

Introduction to Multi-criteria Decision Support Minitrack. - Heinz Roland Weistroffer (HICSS, 2013)

Market Reaction to Information Technology Investment Announcements in Russian Firms. - Xenia Boyko; Elena Rogova; Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2014)

Introduction to Multi-criteria Decision Support Minitrack. - Heinz Roland Weistroffer; Jyrki Wallenius (HICSS, 2014)

Decision support capabilities of enterprise content management systems: An empirical investigation. - Jaffar Ahmad Alalwan; Manoj A. Thomas; Heinz Roland Weistroffer (Decis. Support Syst., 2014)

Enterprise Systems in Transition Economies: An Initial Literature Review. - Heinz Roland Weistroffer; Narcyz Roztocki; Piotr Soja (AMCIS, 2015)

Adaptive Structuration Theory and Media Richness Theory in GDSS Research: A Critical Review. - Ugochukwu O. Etudo; Heinz Roland Weistroffer; Mohammad Al-abdullah (HICSS, 2015)

Use of Ontologies in Information Systems Development. - Osama Bassam J. Rabie; Heinz Roland Weistroffer (WEB, 2015)

Investments in enterprise integration technology: An event study. - Narcyz Roztocki; Heinz Roland Weistroffer (Inf. Syst. Frontiers, 2015)

Information and Communication Technology in Transition Economies: An Assessment of Research Trends. - Narcyz Roztocki; Heinz Roland Weistroffer (Inf. Technol. Dev., 2015)

Introduction to Multi-criteria Decision Analysis and Support Systems Minitrack. - Rakesh Sarin; Heinz Roland Weistroffer (HICSS, 2016)

Motivations for enterprise system adoption in transition economies: insights from Poland. - Piotr Soja; Heinz Roland Weistroffer (Enterp. Inf. Syst., 2016)

Conceptualizing and Researching the Adoption of ICT and the Impact on Socioeconomic Development. - Narcyz Roztocki; Heinz Roland Weistroffer (Inf. Technol. Dev., 2016)

Securing Humanitarian Information Exchange: A Mediator-Wrapper Architecture. - Muhammad Al-Abdullah; Heinz Roland Weistroffer; Mouwafac M. Sidaoui (AMCIS, 2017)

Is System Quality Irrelevant to System Use? - A Literature Review of the Relationship Between System Quality and System Use. - Dapeng Liu; Heinz Roland Weistroffer (AMCIS, 2017)

What Attracts the Best Information Technology Talents? Employer Branding in Transition Economies. - Dorota Dobija; Grzegorz Mazurek; Narcyz Roztocki; Heinz Roland Weistroffer (AMCIS, 2018)

Agile Requirement Engineering Maturity Framework for Industry 4.0. - Samaa Elnagar; Heinz Roland Weistroffer; Manoj Abraham Thomas (EMCIS, 2018)

Agile Development in Bureaucratic Environments: A Literature Review. - Gerald Onwujekwe; Heinz Roland Weistroffer (EMCIS, 2018)

Introduction to the Minitrack on Multi-Criteria Decision Analysis and Support Systems. - Amita Goyal Chin; Rakesh Sarin; Heinz Roland Weistroffer (HICSS, 2018)

A Review of Fundamental Tasks in Requirements Elicitation. - Ramandeep Kaur Sandhu; Heinz Roland Weistroffer (SIGSAND/PLAIS, 2018)

Introducing Knowledge Graphs to Decision Support Systems Design. - Samaa Elnagar; Heinz Roland Weistroffer (SIGSAND/PLAIS, 2019)

Privacy Concerns and Remedies in Mobile Recommender Systems (MRSs). - Ramandeep Kaur Sandhu; Heinz Roland Weistroffer; Josephine Stanley-Brown (SIGSAND/PLAIS, 2019)

The role of information and communication technologies in socioeconomic development: towards a multi-dimensional framework. - Narcyz Roztocki; Piotr Soja; Heinz Roland Weistroffer (Inf. Technol. Dev., 2019)

Sustaining Organizational Operations during an Outbreak: Problems, Needs, and Opportunities for Information Systems. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (Inf. Syst. Manag., 2020)

Enterprise systems in transition economies: research landscape and framework for socioeconomic development. - Narcyz Roztocki; Piotr Soja; Heinz Roland Weistroffer (Inf. Technol. Dev., 2020)

E-democracy and Socio-economic Development. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (AMCIS, 2022)

Statistically Significant! But Is Trust of Practical Significance? - Dapeng Liu; Heinz Roland Weistroffer (J. Comput. Inf. Syst., 2022)

Is COVID-19 a Driver for e-Participation? Insights from Participatory Budgeting in Poland. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (AMCIS, 2023)

e-Justice for Socioeconomic Development. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (AMCIS, 2023)

Enterprise Systems in the Public Sector: Driving Forces and a Conceptual Framework. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (Inf. Syst. Manag., 2023)

Perceived Impact of COVID-19 on Trust and Use of e-Government: Public Sector Employees Perspective. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (AMCIS, 2024)

Impact of Covid-19 on Emotional Acceptance of E-Services: Evidence from Poland. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (AMCIS, 2024)

Enterprise Systems in the Public Sector: Current Research Landscape. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (Inf. Syst. Manag., 2025)

Impact of COVID-19 on e-government: a pilot study of Poland. - Narcyz Roztocki; Wojciech Strzelczyk; Heinz Roland Weistroffer (Inf. Technol. Dev., 2025)