@article {1779,
	title = {Studies on Virginian triclads},
	journal = {Journal Elisha Mitchell Scientific Society},
	volume = {51},
	year = {1935},
	pages = {79-133},
	url = {http://dc.lib.unc.edu/cdm/ref/collection/jncas/id/1631},
	author = {Roman Kenk}
}
@article {667,
	title = {Induction of sexuality in the asexual form of <i>Dugesia tigrina</i> (Girard)},
	journal = {Journal of Experimental Zoology},
	volume = {87},
	number = {1},
	year = {1941},
	month = {06/1941},
	pages = {55-69},
	doi = {10.1002/jez.1400870105},
	url = {http://onlinelibrary.wiley.com/doi/10.1002/jez.1400870105/abstract},
	author = {Roman Kenk}
}
@article {351,
	title = {The fresh-water triclads of Michigan},
	journal = {Miscellaneous publications / University of Michigan, Museum of Zoology},
	volume = {60},
	year = {1944},
	pages = {1-44},
	url = {http://deepblue.lib.umich.edu/bitstream/handle/2027.42/56305/MP060.pdf?sequence=1},
	author = {Roman Kenk}
}
