Jagadish Brahma Goulap, Yohannes Workeaferahu Elifneh, and Abera Zerihun Belew. 2022. “The Impact of Materials Management on Profitability of Manufacturing Companies in Ethiopia: The Case of Walia Steel Industry PLC”. International Journal of Engineering and Management Research 12 (1):49-59. https://doi.org/10.31033/ijemr.12.1.7.