Bude Wako, Solomon Areaya, & Mulugeta Atnafu. (2022). Influence of Online Learning on Mathematical Competence During the Covid-19 Pandemic: A Case Study of Primary School Students in Addis Ababa City, Ethiopia. International Journal of Sciences: Basic and Applied Research (IJSBAR), 65(1), 264-286. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/14868