SINGH, Sukhwinder. DESIGN, DEVELOPMENT AND FIELD TESTING OF A MULTIPURPOSE POTATO DIGGER. Potato Journal, Himachal Pradesh, India, v. 33, n. 3 - 4, 2013. Disponível em: https://epubs.icar.org.in/index.php/PotatoJ/article/view/33227. Acesso em: 17 jun. 2026.