1. Rahmati, S.Gh., & Qaderzadeh, A. (2015).Designing a unit selection recommendation system with the help of clustering, classification techniques and association rules to improve the quality of education. Shushtar Branch Young Researchers and Elites Club.

2. Sarabandi, A., Rajaei, A., & Roshandel Varkati, A. (2017). Designing an expert system for student unit selection. Shahid Chamran University of Ahvaz, February 7.

3. Dunstan, N.ET. (2010). An enrolment tool to generate expert systems for university courses. In Expert systems, Petrica Vizureanu (Ed.). ISBN: 978-953-307-032-2, InTech, DOI: 10. 5772/7071. Retrieved from http: //www. intechopen. com/books/expert-systems/et-anenrolment- tool-to-generate-expert-systems-for-university-courses or the short link http: //bit. ly/19nnbp6. Accessed on November 14, 2013.

4. Engine, G., Aksoyer, B., Avdagic, M., Bozanli, D., Hanay, U., Maden, D., & Ertek, G. (2014). Rule-based expert systems for supporting university students. Procedia Computer Science, 31, 22 - 31. [DOI:10.1016/j.procs.2014.05.241]

5. Salmani Asl, M., & Habib Oghli, A. (2018). Designing a university unit selection system based on expert systems. 3rd International Conference on Electrical Engineering.

6. Daramola, O., Emebo, I.T., Afolabi, & Ayo, C.K. (2014). Implementation of an intelligent course advisory expert system. International Journal of Advanced Research in Artificial Intelligence, 5(4). [DOI:10.14569/IJARAI.2014.030502]

7. Fritz H Grupe (2002). An internet-based expert system for selecting an academic major. The Internet and Higher Education Journal, pp. 333-334. [DOI:10.1016/S1096-7516(02)00129-X]

8. Deorah, S., Goel, & Sridharan, S. (2010). SAES- Expert System for advising academic major. In IEEE 2nd International Conference on Advance Computing (IACC), pp. 331-336. [DOI:10.1109/IADCC.2010.5422931]

9. Afify, E., & Nasr, M. (2017). A proposed mode for a web-based academic advising system. 09 (02), 3345-3361. ISSN: 0975-0290.

10. Al-Ghamdi, A., Al Ghuribi, S., Fadel, A., Al-Aswadi, F., & Al-Ruhaili, T. (2012). An expert system for advising postgraduate students. 3 (3), 4529-4532.

11. Dunstan, N. (2008). Generating domain-specific web-based expert systems. Expert Systems with Applications, 35(3), 686-690, ISSN: 0957-4174. [DOI:10.1016/j.eswa.2007.07.048]

12. Yaghini, M., Akbari, A., & Sharifi, S.M.M. (2008). Classification of students and extraction of existing relationships in the university educational system. 3rd Iranian Data Mining Conference, Tehran [in Persian].

13. Noori, B., Maghsoudi, B., & Sheikh Ahmadi, S. (2010). Finding related courses through the shopping cart algorithm and its effect on score prediction through the decision tree algorithm. Iran Data Mining Conference. 4 (1244).

14. Azlan, N.I.D., Awang, M.K., & Mamat, A.R. (2017). Course recommendation based on academic qualification and personality type using rule-based technique. World Applied Sciences Journal, 35(10), 2133-2137.

15. Poursaleh, R., & Dirhami, W., Alami Jan Harandi, F. (2018). Designing a fuzzy expert system to propose the choice of field of study. Noshirvani University of Technology, Babol, Page 24-30 [in Persian].

16. Fernandes, M. (2021). Expert system with PROLOG tos simulink, MATLAB Central File Exchange. Retrieved June 25, 2021.

17. Goni, I., Gumpy, J.M., & Zira, P.B. (2018). Designing a fuzzy rule based system to predict students academic performance in Adamawa State University Mubi. Archives of Applied Science Research, 10(2), 27-34.