@book{48014,
	author = {Hussain, Md. Anwar},
	title = {Studies on the utilization of lignosulphonates : a paper mill waste black liquor as tanning agent (drum tanned sole leather) / },
	publisher = {Bangladesh College of Leather Technology, University of Dhaka, },
	year = {1985.},
	address = {Dhaka : },
	note = {Thesis (MS )—Department of Pharmacy, University of Dhaka, 1984.

}
}