“The Efficiency of Combine Harvester Performance in Harvesting Superior Varietas of Rice (Case Study in Polongaan Village, West Sulawesi)”. Jurnal BETA (Biosistem dan Teknik Pertanian) 10, no. 2 (September 30, 2022): 375–382. Accessed September 20, 2026. https://ejournal3.unud.ac.id/index.php/beta/article/view/2732.