NATHIANG, P. [Retracted Article] Development of Rice Seed Dropping Machine for Paddy Field with Local Farmer Participation in Uttaradit Province. Area Based Development Research Journal, Nakhon Si Thammarat, Thailand, v. 11, n. 3, p. 218–233, 2019. Disponível em: https://so01.tci-thaijo.org/index.php/abcjournal/article/view/192563. Acesso em: 29 aug. 2026.