@article {964,
	title = {Yleisen ampiaisen (Vespula vulgaris) ty{\"o}l{\"a}iset talven kynnykselle kepulikonstein. },
	journal = {Sahlbergia},
	volume = {2},
	year = {1995},
	pages = {125},
	author = {Mikkola, K. and Nurminen, P. and Pekkarinen, A. and Pohjakallio, K.}
}
@article {963,
	title = {Migration of wasps and bumblebee queens across the Gulf of Finland (Hymenoptera: Vespidae and Apidae)},
	journal = {Notulae Entomologicae},
	volume = {64},
	year = {1984},
	pages = {125-128},
	author = {Mikkola, K.}
}
@article {962,
	title = {Spring migrations of wasps and bumble bees on the southern coast of Finland (Hymenoptera, Vespidae and Apidae},
	journal = {Annales Entomologici Fennici},
	volume = {44},
	year = {1979},
	pages = { 10-26},
	author = {Mikkola, K.}
}
