Application of an integrated decision support process for supplier selection. - Rogério Atem de Carvalho; Helder Gomes Costa (Enterp. Inf. Syst., 2007)

A Set of Criteria for Selection of Enterprise Resource Planning (ERP). - Mirian Picinini Méxas; Osvaldo Luiz Gonçalves Quelhas; Helder Gomes Costa; Valdir de Jesus Lameira (Int. J. Enterp. Inf. Syst., 2013)

Mapping of the Scientific Production on the ITIL Application Published in the National and International Literature. - Marta Duarte de Barros; Carlos Alberto Leite Salles; Carlos Francisco Simões Gomes; Rafaela Alexandre da Silva; Helder Gomes Costa (ITQM, 2015)

Bibliometric Analysis of Information Systems Related to Innovation. - Fernanda de Carvalho Pereira; Henrique Dondeo Verocai; Vinícius Ribeiro Cordeiro; Carlos Francisco Simões Gomes; Helder Gomes Costa (ITQM, 2015)

Nonlinear programming applied to the reduction of inconsistency in the AHP method. - Valdecy Pereira; Helder Gomes Costa (Ann. Oper. Res., 2015)

RIOT - a tool for estimating the reliability of surveys. - James Daniel Correa De Freitas; Henrique Rego Monteiro Da Hora; Dalessandro Soares Vianna; Helder Gomes Costa (Int. J. Inf. Commun. Technol., 2015)

CPP-TRI: a sorting method based on the probabilistic composition of preferences. - Annibal Parracho Sant'Anna; Helder Gomes Costa; Valdecy Pereira (Int. J. Inf. Decis. Sci., 2015)

Interfaces between production engineering and the public affairs: evidences from bibliometric analysis. - Igor Rosa Dias de Jesus; Helder Gomes Costa (Scientometrics, 2015)

Linear Integer Model for the Course Timetabling Problem of a Faculty in Rio de Janeiro. - Valdecy Pereira; Helder Gomes Costa (Adv. Oper. Res., 2016)

A Proposal for Avoiding Compensatory Effects While Using ELECTRE TRI with Multiple Evaluators. - Helder Gomes Costa; Livia Dias de Oliveira Nepomuceno; Valdecy Pereira (HIS, 2018)

Assessing the quality of information technology infrastructure services. - André Luís Policani Freitas; Gustavo Antonio Pessanha Monteiro; Helder Gomes Costa (Ind. Manag. Data Syst., 2018)

Applying ELECTRE TRI ME for Evaluating the Quality of Services Provided by a Library. - Helder Gomes Costa; Maria Bernarda Teixeira Duarte (ICETC, 2019)

Multicriteria Model for Sorting the Quality of Services Provided by Airports. - Phelipe Medeiros da Rocha; Helder Gomes Costa (IBICA, 2020)

A Proposed Synthetic Index of Quality Life for OECD Countries. - Edilvando Pereira Eufrazio; Helder Gomes Costa (INSID, 2020)

A Non-compensatory Multicriteria Model for Sorting the Influence of PBL Over Professional Skills. - Helder Gomes Costa; Anabela Carvalho Alves (ISDA, 2020)

K-Means and Multicriteria Decision Aid Applied to Sustainability Evaluation. - Rafaela Lima Santos de Souza; Helder Gomes Costa (ISDA, 2020)

Managing the Conditions for Project Success: An Approach Using k-means Clustering. - Luciano Azevedo de Souza; Helder Gomes Costa (HIS, 2021)

Kaizen and Healthcare: A Bibliometric Analysis. - Sandro Alberto Vianna Lordelo; Sara Monaliza Sousa Nogueira; José Rodrigues de Farias Filho; Helder Gomes Costa; Christiane Lima Barbosa; Robisom Damasceno Calado (APMS (2), 2021)

Combining Clustering and Maturity Models to Provide Better Decisions to Elevate Maturity Level. - Luciano Azevedo de Souza; Mary de Paula Ferreira; Helder Gomes Costa (ISDA (2), 2022)

Applying non-compensatory multicriteria methods to build Better Life Index countries ranking. - Glaucia Da Costa Azevedo; Helder Gomes Costa (LA-CCI, 2022)

A Hybrid Model with K-Means and ELECTRE-III to Analyze Countries Considering Prosperity Indicators. - Diogo Lima; Igor Danilo Costa Matos; Helder Gomes Costa (IPMU (1), 2024)

Discovering the critical number of respondents to validate an item in a questionnaire: The Binomial Cut-level Content Validity proposal. - Helder Gomes Costa; Eduardo Shimoda; José Fabiano da Serra Costa; Aldo Shimoya; Edilvando Pereira Eufrazio (CoRR, 2024)