@book{56315,
	title = {Analysis of some gama ray induced mutants of aspergilius niger under varied growth in cans molasses for citric acid production and possibility of improvement of aselected strain by further irrsdistion /},
	publisher = {University of Dhaka,},
	year = {1974.},
	address = {Dhaka :},
	note = {Thesis (MS) -- Department of Botany, University of Dhaka, 1974.
}
}