SINGH, SACHIN KUMAR, ASHOK KUMAR, Dan. Assessment of Knowledge Levels and Constraints of Potato Growers. Indian Journal of Extension Education, India, v. 45, n. 3&4, p. 113–117, 2022. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/122889. Acesso em: 20 oct. 2025.