Aep saepudin, et al. “ The Effect Of Liquid Beef Bio Slurry On The Growth And Yield Of Red Onion Plant (Allium Ascalonicum L.)”. Journal of Agronomy Science, vol. 1, no. 1, Apr. 2024, pp. 53-60, https://ejournal.unma.ac.id/index.php/jas/article/view/10854.