A fuzzy measure theoretical approach for multi criteria decision making problems containing sub-criteria. - Mehmet Ünver; Gökhan Özçelik; Murat Olgun (J. Intell. Fuzzy Syst., 2018)

Lean holistic fuzzy methodology employing cross-functional worker teams for new product development projects: A real case study from high-tech industry. - Ömer Faruk Yilmaz; Gökhan Özçelik; Fatma Betül Yeni (Eur. J. Oper. Res., 2020)

An Extension of EDAS Method Equipped with Trapezoidal Bipolar Fuzzy Information: An Application from Healthcare System. - Gökhan Özçelik; Makbule Nalkiran (Int. J. Fuzzy Syst., 2021)

Robust optimisation for ripple effect on reverse supply chain: an industrial case study. - Gökhan Özçelik; Ömer Faruk Yilmaz; Fatma Betül Yeni (Int. J. Prod. Res., 2021)

The attitude of MCDM approaches versus the optimization model in finding the safest shortest path on a fuzzy network. - Gökhan Özçelik (Expert Syst. Appl., 2022)

Decision-aided evaluation of paths for routing on multi-attribute computer network consisting of encoded paths under uncertainty. - Gökçe Çaylak Kayaturan; Gökhan Özçelik; Aytül Gökçe (Expert Syst. Appl., 2023)

An integrated intelligent decision support framework for the development of photovoltaic solar power. - Mouhamed Bayane Bouraima; Ertugrul Ayyildiz; Ibrahim Badi; Gökhan Özçelik; Fatma Betül Yeni; Dragan Pamucar (Eng. Appl. Artif. Intell., 2024)

Alternative prioritization for mitigating urban transportation challenges using a Fermatean fuzzy-based intelligent decision support model. - Mouhamed Bayane Bouraima; Ertugrul Ayyildiz; Gökhan Özçelik; Nyamatari Anselem Tengecha; Zeljko Stevic (Neural Comput. Appl., 2024)

An optimization model and customized solution approaches for in-plant logistic problem within the context of lean management. - Kadir Büyüközkan; Beren Gürsoy Yilmaz; Gökhan Özçelik; Ömer Faruk Yilmaz (Comput. Ind. Eng., 2025)

Revealing risk mitigation strategies for supply chain resilience in aquaculture industry through a methodology equipped with lean tools and stochastic programming. - Fatma Betül Yeni; Beren Gürsoy Yilmaz; Gökhan Özçelik; Ömer Faruk Yilmaz; Ozan Kalaycioglu (Comput. Ind. Eng., 2025)

A bi-objective robust optimization model to bolster a resilient medical supply chain in case of the ripple effect. - Gökhan Özçelik; Fatma Betül Yeni; Beren Gürsoy Yilmaz; Ömer Faruk Yilmaz (Oper. Res., 2025)