Oluwatayo, Isaac B., Ayodeji O. Ojo, and Olanrewaju A. Adediran. “Socioeconomic Impacts of Households’ Vulnerability During COVID-19 Pandemic in South Africa: Application of Tobit and Probit Models”. HighTech and Innovation Journal 3, no. 4 (December 1, 2022): 385–393. Accessed June 24, 2025. https://www.hightechjournal.org/index.php/HIJ/article/view/347.