@article {52,
	title = {Descriptions of three new species of Opisthostoma from Sarawak, North Borneo},
	journal = {Proceedings of the Malacological Society of London},
	volume = {6},
	year = {1905},
	pages = {189-190},
	chapter = {189},
	url = {http://biodiversitylibrary.org/item/52315$\#$page/231/mode/1up},
	author = {E.A. Smith}
}
