Syauqiah, I., U. Utami, and M. Yusniar. “THE EFFECT OF MASS OF COAL FLY ASH-CHITOSAN COMPOSITE PELLETS MODIFIED WITH GLUTARALDEHYDE ON THE ADSORPTION OF MERCURY IN SOLUTION”. TROPICAL WETLAND JOURNAL, Vol. 3, no. 1, Mar. 2017, pp. 17 -19, doi:10.20527/twj.v3i1.41.