Supplier selection activities in the service sector: A case study in Nigeria. - Dotun Adebanjo; Matthew Tickle; Frank Ojadi; Petros Ieromonachou; Tritos Laosirihongthong; Roula Michaelides (IEEM, 2014)

Investigating the COVID-19 pandemic's impact on sustainable supplier selection in the Nigerian manufacturing sector. - Ifeyinwa Juliet Orji; Frank Ojadi (Comput. Ind. Eng., 2021)