...Omwoyo Bosire Onyancha Purpose This paper aims to examine and compares the extent and types of research collaboration and their citation impact in selected countries in sub-Saharan Africa using co-authorship amongst countries as a proxy indicator. Design/methodology/approach The paper reports...

... on the type of field, the rate of intra‐disciplinary and extra‐disciplinary citations is various. There is a positive correlation between co‐authorship and interdisciplinary approach in all the studied fields. There is no significant relation between the number of citations and interdisciplinary approach...