Saadati , Mahsa, and Arezoo Bagheri. “Influential Factors on Delay Marriage in Tehran”. Sigma&Mu: Journal of Mathematics, Statistics and Data Science 1, no. 1 (March 31, 2023): 44–51. Accessed January 7, 2025. https://journals.balaipublikasi.id/index.php/sigmamu/article/view/58.