Valdivia P, Maruzzella. “Psychological Factors Associated With Adolescent Motherhood in Mothers Under 15 Years Old”. Revista de Psicología 12, no. 2 (January 1, 2003): Pág. 85–109. Accessed May 27, 2024. https://revistaei.uchile.cl/index.php/RDP/article/view/17457.