MANOJ KUMAR GUPTA; JAGDISH PRASAD; P. C. GUPTA. Measurement of Yearly Wastage in Elementary Education. Mathematical Journal of Interdisciplinary Sciences, [S. l.], v. 2, n. 1, p. 25–41, 2013. DOI: 10.15415/mjis.2013.21003. Disponível em: https://mjis.chitkara.edu.in/index.php/mjis/article/view/138. Acesso em: 7 may. 2024.