| 2024 | IPMU | A Hybrid Model with K-Means and ELECTRE-III to Analyze Countries Considering Prosperity Indicators. | Diogo Lima, Igor Danilo Costa Matos, Helder Gomes Costa |
| 2023 | HIS | Analysing Metadata of Articles Connecting IOT to Agriculture and Climate Change. | Luiz Felipe Conrado, Cristina Moll Huther, Flvio Silva Machado, Robisom Damasceno Calado, Helder Gomes Costa |
| 2023 | HIS | A Guide for Using MRLib: a Web Based App for Bibliographical Data Files Merging. | Leonardo Fernandes Costa, Luciano Azevedo de Souza, Marcos Costa Roboredo, Helder Gomes Costa |
| 2023 | HIS | Adapting Project Management Offices to the Era of Hybrid Work, Agile Methodologies, and Industry 4.0. | Andr Luiz Tavares Damasceno, Luciano Azevedo de Souza, Floriano Salvaterra Dutra Neto, Helder Gomes Costa |
| 2022 | HIS | Visual OutDecK: A Web APP for Supporting Multicriteria Decision Modelling of Outranking Choice Problems. | Helder Gomes Costa |
| 2022 | HIS | Applying ELECTRE TRI to Sort States According the Performance of Their Alumni in Brazilian National High School Exam (ENEM). | Helder Gomes Costa, Luciano Azevedo de Souza, Marcos Costa Roboredo |
| 2022 | HIS | Prioritizing Management Action of Stricto Sensu Course: Data Analysis Supported by the k-means Algorithm. | Luciano Azevedo de Souza, Wesley do Canto Souza, Welesson Flvio da Silva, Hudson Hbner de Souza, Joo Carlos Correia Baptista Soares de Mello, Helder Gomes Costa |
| 2022 | ISDA | Combining Clustering and Maturity Models to Provide Better Decisions to Elevate Maturity Level. | Luciano Azevedo de Souza, Mary de Paula Ferreira, Helder Gomes Costa |
| 2021 | HIS | Managing the Conditions for Project Success: An Approach Using k-means Clustering. | Luciano Azevedo de Souza, Helder Gomes Costa |
| 2020 | ISDA | A Non-compensatory Multicriteria Model for Sorting the Influence of PBL Over Professional Skills. | Helder Gomes Costa, Anabela Carvalho Alves |
| 2020 | ISDA | K-Means and Multicriteria Decision Aid Applied to Sustainability Evaluation. | Rafaela Lima Santos de Souza, Helder Gomes Costa |
| 2018 | HIS | A Proposal for Avoiding Compensatory Effects While Using ELECTRE TRI with Multiple Evaluators. | Helder Gomes Costa, Livia Dias de Oliveira Nepomuceno, Valdecy Pereira |