KORUCUK, Selçuk; AYTEKIN, Ahmet. Assessing the Problems Encountered by Companies using E-logistics via a Polytopic Fuzzy Methodology: A Case of Giresun Province. Spectrum of Engineering and Management Sciences, [S. l.], v. 2, n. 1, p. 36–45, 2024. DOI: 10.31181//sems2120243k. Disponível em: https://www.sems-journal.org/index.php/sems/article/view/13.. Acesso em: 10 aug. 2026.