@article {434,
	title = {Colonisation of clearcut forests by ants in the southern Finnish taiga: a quantitative survey},
	journal = {Oikos},
	volume = {61},
	year = {1991},
	pages = {250-262},
	keywords = {Aculeata, Formicidae},
	author = {Punttila, P. and Haila, Y. and Pajunen, T. and Tukia, H.}
}
@article {433,
	title = {Colonisation of clearcut forests by ants in the southern Finnish taiga: a quantitative survey},
	journal = {Oikos},
	volume = {61},
	year = {1991},
	pages = {250-262},
	keywords = {Aculeata, Formicidae},
	author = {Punttila, P. and Haila, Y. and Pajunen, T. and Tukia, H.}
}
