Eritrina , E.W., Budi , B.L. و Hasna, T.M.H. (2018) "Compost Quality of Nyamplung (Calophyllum inophyllum L.) Solid Waste Oil Industri with Four Starters", Jurnal Wasian, 5(2), ص 127–134. doi:10.62142/8f87g645.