@book{24447,
	author = {Mukherjee, Asok K and Ghosh, Bankim Chandra},
	title = {Group theory in chemistry },
	publisher = {Universities Press},
	year = {2018, 2020},
	address = {Hyderabad},
	note = {Acc No 38124 year 2020.
Acc. No.39651-52: The publication year is 2020.}
}