Tokatligil Ю.С., Saliyeva А.Ж., Karmelyuk А.В., and Saliyeva К.А. 2023. “The Role of the Supervisor in the Research Progress of a Doctoral Student: A Review of Foreign Research”. Bulletin of L.N. Gumilyov Eurasian National University. Pedagogy. Psychology. Sociology Series. 141 (4):307-18. https://bulpedps.enu.kz/index.php/main/article/view/203.