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• Neutrosophic Data Envelopment Analysis: a Comprehensive Review and Current Trends

  Kshitish Kumar Mohanta, Deena Sunil Sharanappa

  10-22

  2024-01-12

  https://doi.org/10.22105/opt.v1i1.19

• Optimizing Market Entry in Emerging Economies: DEA and Neutrosophic-Z MCDM Approach for Chinese Oil and Gas Equipment Manufacturers

  Phi-Hung Nguyen, Lan-Anh Thi Nguyen, The-Vu Pham, Tra-Giang Vu, Van-Khanh Nguyen, Duc-Minh Vu, Thu-Hoai Thi Nguyen

  141-176

  2025-06-09

  https://doi.org/10.22105/opt.v2i3.86

• An Improved Mixed-Integer DEA Approach to Determine the Most Efficient Unit

  Bohlool Ebrahimi, Szabolcs Fischer, Milos Milovancevic

  224-231

  2024-11-04

  https://doi.org/10.22105/opt.v1i2.59

• The Impacts of Covid-19 on Postgraduate Courses at the Federal University of Ceará (UFC, Brazil)

  Sheila Maria Muniz, Wagner Bandeira Andriola, Rita de Fátima Muniz, Seyyed Ahmad Edalatpanah

  1-9

  2024-01-08

  https://doi.org/10.22105/opt.v1i1.18