RAJPUT, Uday Singh; TYAGI, Mohit. A Comparative Study of Tractors with Special Reference to Sonalika Tractor. Indian Journal of Marketing, [S. l.], v. 38, n. 3, 2008. Disponível em: https://indianjournalofcomputerscience.com/index.php/ijom/article/view/36733. Acesso em: 19 dec. 2025.