Putrawan, I. D. G. A., Azharuddin, A., & Adityawarman, D. (2020). Agricultural wastes as renewable fillers in physical granulation of NPK fertilizers: Evaluation of on-size granules and comparison to conventional filler. International Journal of Recycling of Organic Waste in Agriculture, 9(2). https://doi.org/10.30486/ijrowa.2020.1889862.1018