Voronin, N., Denis A. Volkhin, Lyudmila A. Ozhegova, Kseniya Yu. Sikach, y Alexandra B. Shvets. 2019. «Criminal Discomfort in Tourist and Recreational Areas of the Crimea-Caucasus Coast of the Black Sea: Geographical Aspect». Opción 35 (agosto), 77-97. https://www.produccioncientificaluz.org/index.php/opcion/article/view/27584.