Rahman, M. M., et al. “An Experimental Investigation on the Effect of Sintering Temperature and Holding Time to the Characteristics of Fecual Powder Compacts Formed at Elevated Temperature”. International Journal of Engineering & Technology, vol. 7, no. 4.35, Nov. 2018, pp. 705-8, https://doi.org/10.14419/ijet.v7i4.35.23093.