Optimization of fixed time polling schemes. - Simon C. Borst; Onno J. Boxma; J. H. A. Harink; George B. Huitema (Telecommun. Syst., 1994)

A service component-based accounting and charging architecture to support interim mechanisms across multiple domains. - Minh van Le; Bert-Jan van Beijnum; George B. Huitema (NOMS (1), 2004)

Semantics of Information Systems Outsourcing. - Herman Balsters; George B. Huitema (OTM Workshops, 2005)

Semantics of Agent-Based Service Delegation and Alignment. - Herman Balsters; George B. Huitema; Nicolae B. Szirbik (OTM Workshops, 2005)

Semantics of Interoperable and Outsourced Information Systems. - Herman Balsters; George B. Huitema (I-ESA, 2006)

08043 Summary – Perspectives Workshop: Telecommunication Economics. - Heikki Hämmäinen; Hong Chen; Aiko Pras; George B. Huitema; Martin Waldburger; David Hausheer; Panayotis Antoniadis; Peter Reichl; Jerzy Kubasik; Burkhard Stiller (Telecommunication Economics, 2008)

An Enterprise Model for Real-Time Inter-domain Billing of Services. - Minh van Le; Bert-Jan van Beijnum; Lambert J. M. Nieuwenhuis; George B. Huitema (EDOCW, 2008)

Accounting, Charging and Billing for Dynamic Service Composition Chains. - Frens Jan Rumph; Gert H. Kruithof; George B. Huitema (ISD, 2008)

Online Charging for IMS-Based Inter-domain Composite Services. - Minh van Le; Frens Jan Rumph; George B. Huitema; Bert-Jan van Beijnum; Lambert J. M. Nieuwenhuis (ICQT, 2009)

Design of an Online Charging System to Support IMS-Based Inter-domain Composite Services. - Minh van Le; George B. Huitema; Frens Jan Rumph; Lambert J. M. Nieuwenhuis; Bert-Jan van Beijnum (MMNS, 2009)

Privacy Enhanced Fraud Resistant Road Pricing. - Jaap-Henk Hoepman; George B. Huitema (HCC, 2010)

Real-Time Integration of Geo-data in ORM. - Herman Balsters; Chris Klaver; George B. Huitema (OTM Workshops, 2010)

Compensation: Architecture for supporting dynamicity and negotiation in accounting, charging and billing. - George B. Huitema; Ralph Kühne; Ulrike Meyer; Henk Ensing; Alf Zugenmaier; Alain Bibas; Olavi Karasti; Frens Jan Rumph; Johanneke Siljee (Comput. Commun., 2010)

A simple distributed mechanism for accounting system self-configuration in next-generation charging and billing. - Ralph Kühne; George B. Huitema; Georg Carle (Comput. Commun., 2011)

Ecogrid EU - a large scale smart grids demonstration of real time market-based integration of numerous small DER and DR. - Yi Ding 001; Preben Nyeng; Jacob Østergaard; Maj Dang Trong; Salvador Pineda; Koen Kok; George B. Huitema; Ove S. Grande (ISGT Europe, 2012)

A Validatable Legacy Database Migration Using ORM. - Tjeerd H. Moes; Jan Pieter Wijbenga; Herman Balsters; George B. Huitema (OTM Workshops, 2012)

Charging and Billing in Modern Communications Networks - A Comprehensive Survey of the State of the Art and Future Requirements. - Ralph Kühne; George B. Huitema; Georg Carle (IEEE Commun. Surv. Tutorials, 2012)

Towards interoperability of energy management systems using flexibility through conceptual modeling. - Frens Jan Rumph; George B. Huitema; Jack Verhoosel (IM, 2013)

An Assessment Framework for Business Model Ontologies to Ensure the Viability of Business Models. - Austin D'Souza; Nick R. T. P. van Beest; George B. Huitema; Johan C. Wortmann; Hugo Velthuijsen (ICEIS (3), 2014)

A Review and Evaluation of Business Model Ontologies: A Viability Perspective. - Austin D'Souza; Nick R. T. P. van Beest; George B. Huitema; Johan C. Wortmann; Hugo Velthuijsen (ICEIS (Revised Selected Papers), 2014)

Predictive control for multi-market trade of aggregated demand response using a black box approach. - Pamela MacDougall; Bob Ran; George B. Huitema; Geert Deconinck (ISGT Europe, 2016)

Multi-goal optimization of competing aggregators using a web-of-cells approach. - Pamela MacDougall; Bob Ran; George B. Huitema; Geert Deconinck (ISGT Europe, 2017)

Unlocking residential Energy Flexibility on a large scale through a newly standardized interface. - Mente J. Konsman; Wilco E. Wijbrandi; George B. Huitema (ISGT, 2020)