“…The literature indicates various concepts that have been covered related to measuring the impacts of institutional repositories. They include measuring IR impact (Ndhlovu, 2021;Wheeler et al, 2022); IR content document types (Arsyad et al, 2018;Hyland, 2017;Mozersky et al, 2021); documents citing IR contents (Demetres, Michelle, Delgado and Wright, 2020;Gil-Leiva et al, 2022;Koulikov, 2010;Rethlefsen et al, 2021); IR contents cited by documents indexed in reputable indexing databases (Ndhlovu, 2021;Wheeler et al, 2022) and authors affiliations (Bachelet et al, 2019;Hottenrott & Lawson, 2017;Ndhlovu, 2021;Wheeler et al, 2022).…”