Intarakamhang, Ungsinun, Chemba Raghavan, Oraphin Choochom, and Ashara Sucaromana. 2008. “Causal Relation Analysis and Indices of Midlife Crisis of Employed, Married Thai Women”. Journal of Population and Social Studies [JPSS] 16 (2):73-94. https://so03.tci-thaijo.org/index.php/jpss/article/view/84571.