ኃይለ ገብርኤል ዳ. ስለመሓይምናን ትምህርት የተደረገ ጥናት. EJE [Internet]. 2024Dec.31 [cited 2025Jan.12];5(1):2-21. Available from: http://ejol.aau.edu.et/index.php/EJE/article/view/11033