1. Flammger, D. M. (1991). Nontraditional Students and Postsecondary School Satisfaction. Masters Thesis, ERIC Document Reproduction Service.
2. Venkateswarlu, P., Malaviya, S., & Vinay, M. (2020). Determinants of the satisfaction of students studying in private universities—application of kano model. Theoretical Economics Letters, 10(1),1.
3. Huey B. Long (1985) Contradictory Expectations? Achievement and Satisfaction in Adult Learning The Journal of Continuing Higher Education 33:3 10-12.
4. Topala, I., & Tomozii, S. (2014). Learning satisfaction: validity and reliability testing for students’ learning satisfaction questionnaire (SLSQ). Procedia-Social and Behavioral Sciences, 128, 380-386.
5. Artino Jr, A. R., & Stephens, J. M. (2009). Academic motivation and self-regulation: A comparative analysis of undergraduate and graduate students learning online. The Internet and Higher Education, 12(3-4), 146-151.