L. D. Kurnianta, P. Sedijani, and A. Raksun, “The Effect of Liquid Organic Fertilizer (LOF) Made from Rabbit Urine and NPK Fertilizer on the Growth of Bok Choy (Brassica rapa L. Subsp. chinensis)”, JBT, vol. 21, no. 1, pp. 157–170, Jan. 2021.