Álvarez-Aparicio, Ana Isabel, José María Martínez Fernández, and Elena Herráez-Collado. “Practical Skills in Police Action in the Dealing With Relatives of Missing Persons”. Ciencia Policial 182 (June 28, 2024): 173–229. Accessed April 21, 2025. https://revistas.usal.es/cuatro/index.php/2254-0326/article/view/31941.