An Evaluation of Reverse Image Search Performance of Google. - Yiltan Bitirim; Selin Bitirim; Duygu Çelik Ertugrul; Önsen Toygar (COMPSAC, 2020)

Job recommender systems: a systematic literature review, applications, open issues, and challenges. - Duygu Çelik Ertugrul; Selin Bitirim (J. Big Data, 2025)