@article {663,
	title = {Shell morphology, reproductive anatomy and genetic patterns of three species of apple snails of the genus Pomacea in Thailand.},
	journal = {Journal of Medical and Applied Malacology},
	volume = {2},
	year = {1990},
	pages = {46-62},
	author = {Keawjam, R. S. and Upatham, E. S.}
}
@article {572,
	title = {Identity, distribution and impacts of introduced Ampullariidae and Viviparidae in the Hawaiian Islands},
	journal = {Journal of Medical and Applied Malacology},
	volume = {5},
	year = {1995},
	pages = {61-67},
	author = {Cowie, Robert H}
}
