@book {867,
	title = {Cat{\'a}logo de plantas y l{\'\i}quenes de Colombia},
	year = {2016},
	publisher = {Universidad Nacional de Colombia},
	organization = {Universidad Nacional de Colombia},
	isbn = {9587757203},
	author = {Celis, Marcela and Gradstein, Robbert and Bernal, Rodrigo}
}
