N. C. Febriyani, A. Subrata, S. Surahmanto, and J. Achmadi, “The Effect Of Duration Time On Onggok Fermentation With Enrichment N, S, P By Trichoderma Reesei On Nutrien Value”, Bulletin of Applied Animal Research, vol. 2, no. 1, pp. 27–32, Apr. 2020.