@book{48189,
	author = {Khatun, Momena},
	title = {Comparative limnological studies of some polluted ponds and the phytoplanktons involved / },
	publisher = {University of Dhaka, },
	year = {1963.},
	address = {Dhaka : },
	note = {Thesis (MS) -- Department of Botany, University of Dhaka, 1963.

}
}