Hardiansyah, P., Nurjanah, U. and Widodo, W. (2019) “Growth Response and Yield of Pakcoy (Brassica rapa L.) on Various Concentrations Liquid Organic Fertilizer of Jiringa Hulls [Phithecellobium jiringa (Jack) Prain Ex King]”, Akta Agrosia, 22(2), pp. 43–49. doi: 10.31186/aa.22.2.43-49.