N. Zainol, M. F. Mohamed Ameen, S. Abdul Rahman, M. A. Rinalto, and N. S. Muhammad Nor, “FACTORIAL ANALYSIS ON PROCESSING FACTORS FOR NITROGEN, PHOSPHORUS AND POTASSIUM CONTENTS IN MUSHROOM WASTE”, J. Chem. Eng. Ind. Biotechnol., vol. 1, no. 1, pp. 42–56, Mar. 2017, doi: 10.15282/jceib.v1i1.3736.