Ulfa, M., Setiaji, B., Trisunaryanti, W. and Triyono, T. (2016) “Paper Strength Development with Beating and Polyamideamine-epichlorohydrin (PAE)”, Indonesian Journal of Physics and Nuclear Applications, 1(3), pp. 123–127. doi: 10.24246/ijpna.v1i3.123-127.