Archives

• Vol. 5 No. 2 (2024)

  This issue contains articles from six different countries, such as Turkey, Malaysia, and Indonesia.

• Vol. 5 No. 1 (2024)

  This issue contains articles from six different countries, such as Indonesia, Malaysia, Pakistan, Ethiopia, China, and India.

• Vol. 4 No. 2 (2023)

  This issue contains articles from seven different countries, such as Malaysia, India, French, Turkey, United Kingdom, Pakistan, and Indonesia. 

• Vol. 4, No. 1 (2023)

  This issue contains articles from five different countries, such as China, Malaysia, United State of America, Turkey, and Indonesia. 

• Vol. 3 No. 2 (2022)

  This issue contains articles from three different countries, Iran, Vietnam, and Indonesia. The authors/co-authors are from various institutions such as Islamic Azad University, Vietnam National University, University of Transport Technology, Hanoi University of Science andTechnology, Esa Unggul University, and Universitas Pembangunan Nasional Veteran Jawa Timur,

• Vol. 3 No. 1 (2022)

  This issue contains articles from four different countries, United States of America, Trinidad and Tobago, Indonesia, and Mexico. The authors/co-authors are from various institutions such as Kutztown University, University of the West Indies, Hasanuddin University, Akademi Teknik Soroako, Autonomous University of Queretaro, and Islamic University of Indonesia.

• Vol. 2 No. 2 (2021)

  This issue contains articles from two different countries, Nigeria and Indonesia. The authors/co-authors are from various institutions such as Modibbo Adama University of Technology, Bayero University, Sule Lamido University, Gombe State University, Universitas Islam Indonesia, UPN "Veteran" Yogyakarta, President University, and Telkom University.

• Vol. 2 No. 1 (2021)

  This issue contains articles from three different countries, United States of America, Nigeria and Indonesia. The authors/co-authors are from various institutions such as Kutztown University, Modibbo Adama University of Technology, Gombe State University, Universitas Mercu Buana, Telkom University, and Universitas Bina Nusantara.

• Vol. 1 No. 2 (2020)

  This issue contains articles from two different countries, Nigeria and Indonesia. The authors/co-authors are from various institutions such as Nnamdi Azikiwe University, Federal University of Petroleum Resources, Universitas Kristen Petra, Universitas Tridinanti, Universitas Islam Indonesia, Universitas Mercu Buana, and Universitas Bhayangkara Jakarta Raya.

• Vol. 1 No. 1 (2020)

  International Journal of Industrial Optimization (IJIO) has Volume 1, Issue 1, Year 2020 on February 29, 2020 for the regular issue of February 2020. All articles in this issue contain two different countries, such as Malaysia and Indonesia. The authors/co-authors from various institutions such as Universiti Kebangsaan Malaysia, Universitas Telkom, Universitas Islam Indonesia, Universitas Pembangunan Nasional Veteran Yogyakarta, and Universitas Ahmad Dahlan.