DR. FARHA KHAN AND DR. LOKESHVER SINGH JODHANA. Impact of Online Teaching System: Challenges & Opportunities. International journal of economic perspectives, [S. l.], v. 17, n. 4, p. 56–68, 2023. Disponível em: https://ijeponline.com/index.php/journal/article/view/517. Acesso em: 4 dec. 2024.