@article {1134,
	title = {Foraging differences in bumblebees},
	journal = {Annales Entomologici Fennici},
	volume = {49},
	year = {1983},
	pages = {17-22},
	author = {Ranta, E.}
}
@article {1120,
	title = { A comparison oft wo methods of sampling island ant communities},
	journal = {Annales Entomologici Fennici},
	volume = {48},
	year = {1982},
	pages = {75-80},
	author = {Pisarski, B. and Veps{\"a}l{\"a}inen, K. and Ranta, E. and {\r A}s, S. and Haila, Y. and Tiainen, J.}
}
