@book{84814,
	author = {Hajra, P.K.; Rao, R.R.; Singh, D.K.; Uniyal, B.P.},
	title = {Flora of India: Volume 12: Asteraceae (Anthemideae - Heliantheae)},
	publisher = {Botanical Survey of India},
	year = {1995},
	address = {Calcutta}
}