Dr. Seyed Mohammad Reza Rashidi Al Hashem, Davood Komijani, Hossein Muslimi , Sociological Investigation of the Tendency to Have a Premarital Relationship with the Opposite Sex and the Factors Affecting It (A case study of male and female students of the second secondary level in Khalkhal high schools), International Journal of Management Sciences and Business Research 04(2024):15-29 DOI: 10.5281/zenodo.12789501