Tosheva, Ekaterina, Gabriela Yordanova, y Ekaterina Lyubenova Markova. «BEFORE AND DURING THE OUTBREAK: PREREQUISITES FOR THE HIGH COVID-19 MORTALITY RATE IN BULGARIA. EMPIRICAL INSIGHTS FROM SHARE DATA». Revista Inclusiones (octubre 8, 2021): 44-61. Accedido mayo 2, 2024. https://revistainclusiones.org/index.php/inclu/article/view/3106.