A Modified Balanced Scorecard Based Hybrid Pythagorean Fuzzy AHP-Topsis Methodology for ATM Site Selection Problem. - Aslihan Yildiz; Ertugrul Ayyildiz; Alev Taskin Gumus 001; Coskun Özkan (Int. J. Inf. Technol. Decis. Mak., 2020)

Individual credit ranking by an integrated interval type-2 trapezoidal fuzzy Electre methodology. - Ertugrul Ayyildiz; Alev Taskin Gumus 001; Merve Erkan (Soft Comput., 2020)

Forecasting COVID-19 recovered cases with Artificial Neural Networks to enable designing an effective blood supply chain. - Ertugrul Ayyildiz; Melike Erdogan; Alev Taskin 001 (Comput. Biol. Medicine, 2021)

Interval valued intuitionistic fuzzy AHP-WASPAS based public transportation service quality evaluation by a new extension of SERVQUAL Model: P-SERVQUAL 4.0. - Ecem Tumsekcali; Ertugrul Ayyildiz; Alev Taskin 001 (Expert Syst. Appl., 2021)

A Pythagorean fuzzy number-based integration of AHP and WASPAS methods for refugee camp location selection problem: a real case study for Istanbul, Turkey. - Ertugrul Ayyildiz; Melike Erdogan; Alev Taskin Gumus 001 (Neural Comput. Appl., 2021)

Investigation of the pharmaceutical warehouse locations under COVID-19 - A case study for Duzce, Turkey. - Melike Erdogan; Ertugrul Ayyildiz (Eng. Appl. Artif. Intell., 2022)

Comparison of hospital service performances under COVID-19 pandemics for pilot regions with low vaccination rates. - Melike Erdogan; Ertugrul Ayyildiz (Expert Syst. Appl., 2022)

Artificial neural networks integrated mixed integer mathematical model for multi-fleet heterogeneous time-dependent cash in transit problem with time windows. - Ertugrul Ayyildiz; Alev Taskin Gumus 001; Aslihan Yildiz; Coskun Özkan (Neural Comput. Appl., 2022)

An integrated interval-valued intuitionistic fuzzy AHP-TOPSIS methodology to determine the safest route for cash in transit operations: a real case in Istanbul. - Aslihan Yildiz; Ali Fuat Guneri; Coskun Özkan; Ertugrul Ayyildiz; Alev Taskin 001 (Neural Comput. Appl., 2022)

A novel hybrid MCDM approach to evaluate universities based on student perspective. - Ertugrul Ayyildiz; Mirac Murat; Gul Imamoglu; Yildiz Kose (Scientometrics, 2023)

Prioritization of strategies for a sustainable regional transportation infrastructure by hybrid spherical fuzzy group decision-making approach. - Mouhamed Bayane Bouraima; Yanjun Qiu; Ertugrul Ayyildiz; Aslihan Yildiz (Neural Comput. Appl., 2023)

Assessing of causes of accidents based on a novel integrated interval-valued Fermatean fuzzy methodology: towards a sustainable construction site. - Mouhamed Bayane Bouraima; Abibata Gore; Ertugrul Ayyildiz; Selin Yalcin; Ibrahim Badi; Clement Kiprotich Kiptum; Yanjun Qiu (Neural Comput. Appl., 2023)

A decision support mechanism in the determination of organic waste collection and recycling center location: A sample application for Turkiye. - Ertugrul Ayyildiz; Melike Erdogan (Appl. Soft Comput., 2023)

An interval valued Pythagorean fuzzy AHP integrated quality function deployment methodology for hazelnut production in Turkey. - Ertugrul Ayyildiz; Aslihan Yildiz; Alev Taskin Gumus 001; Coskun Özkan (Expert Syst. Appl., 2023)

A fermatean fuzzy SWARA-TOPSIS methodology based on SCOR model for autonomous vehicle parking lot selection. - Ertugrul Ayyildiz; Melike Erdogan (Appl. Soft Comput., 2024)

Addressing the challenges of using autonomous robots for last-mile delivery. - Ertugrul Ayyildiz; Melike Erdogan (Comput. Ind. Eng., 2024)

Evaluation of disassembly line layouts using an integrated fermatean fuzzy decision-making methodology: An application for refrigerator disassembly line. - Yildiz Kose; Ertugrul Ayyildiz; Emre Cevikcan (Comput. Ind. Eng., 2024)

A comprehensive risk assessment framework for occupational health and safety in pharmaceutical warehouses using Pythagorean fuzzy Bayesian networks. - Ertugrul Ayyildiz; Melike Erdogan; Muhammet Gul (Eng. Appl. Artif. Intell., 2024)

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)

Prioritizing freight carrier selection factors with the best worst method. - Selin Yalcin; Ertugrul Ayyildiz (Central Eur. J. Oper. Res., 2025)