Kocdar, Serpil, Abdulkadir Karadeniz, Aras Bozkurt, and Koksal Buyuk. 2018. “Measuring Self-Regulation in Self-Paced Open and Distance Learning Environments”. The International Review of Research in Open and Distributed Learning 19 (1). https://doi.org/10.19173/irrodl.v19i1.3255.