Chebet, E., and C. Chogo. “Structuring Supply Chain Sustainability in the Selected Tertiary Institutions in Kenya Amidst COVID 19 Disruptions”. Africa Journal of Technical and Vocational Education and Training, Vol. 7, no. 1, Feb. 2022, pp. 95-10, https://www.afritvetjournal.org/index.php/Afritvet/article/view/143.