UDAYANGA, Samitha; AMARASINGHE, Sarath. Confronting challenges of recent changes in social science education in Sri Lankan university system. European Scientific Journal, ESJ, [S. l.], v. 16, n. 39, p. 168, 2020. DOI: 10.19044/esj.2020.v16n39p168. Disponível em: https://test.eujournal.org/index.php/esj/article/view/13742. Acesso em: 1 may. 2025.