Danlami S. M., Okegbile O. J., Musa N. A., and Muhammadu M. M. “DEVELOPMENT OF A MULTI-PISTON BINDERLESS BRIQUETTING MACHINE”. FUDMA JOURNAL OF SCIENCES, Vol. 7, no. 6, Dec. 2023, pp. 358 -67, doi:10.33003/fjs-2023-0706-2143.