Mapping Trends in Air Quality Research in South Africa: A Bibliometric Analysis, 1998-2024 - Sekwatlakwatla, Sello; Malele, Vusi; Toona, Priscilla; Tshilongo, James; Mkhohlakali, Andile; Letsoalo, Refiloe; Mabowa, Happy; Ntsasa, Napo (Journal of Information Systems and Informatics, 2025)