Baladi, Zameer Hussain. «A PATTERN OF RESEARCH IN CORONAVIRUSES IN SAUDI ARABIA FROM 2014 – 2018». EUREKA: Social and Humanities, no. 4 (август 3, 2020): 41-46. просмотрено декабрь 30, 2020. http://journal.eu-jr.eu/social/article/view/1334.