Bhattarai, Laxmi Prasad, and Hari Prasad Upadhyaya. 2020. “Beliefs of Students, Parents and Teachers on Use of Unauthorized Study Materials and Success in Secondary Mathematics Education in Nepal”. Nepal Journal of Multidisciplinary Research 3 (3):27-33. https://doi.org/10.3126/njmr.v3i3.34879.