@article {1642,
	title = {Three aphidiids and one pteromalid parasitizing Rubus aphids. },
	journal = {Ann. Agric. Fenniae},
	volume = {2},
	year = {1963},
	pages = {103-104},
	author = {Markkula, M. and Rautap{\"a}{\"a}, J.}
}
@article {1240,
	title = {The possibilities of seed production of tetraploid red clover in Central Finland},
	journal = {Ann. Agric. Fenniae},
	volume = {3},
	year = {1964},
	pages = {80-94},
	author = {Valle, O. and Huokuna, E. and Puumalainen, T.}
}
