Amankwah, O., I. Pratt, and V. Kootin – Sanwu. “Sustainable Management and Maintenance Practices of Multifamily-Shared Residential Buildings in Ghana”. AFRICAN JOURNAL OF APPLIED RESEARCH, vol. 3, no. 1, Mar. 2017, pp. 59-71, https://www.ajaronline.com/index.php/AJAR/article/view/199.