Matheka, H.M., Jansen, E.P.W.A. and Hofman, W.H.A. 2020. Kenyan doctoral students’ success: Roles of motivation and self-efficacy. Perspectives in Education. 38, 1 (Jun. 2020), 115–129. DOI:https://doi.org/10.38140/pie.v38i1.4216.