@book {6180,
	title = {Beyond price. Pearls and pearl-fishing: origins to the Age of Discoveries},
	series = {Memoires of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge},
	volume = {224},
	year = {1998},
	note = {Ill.},
	pages = {448},
	publisher = {American Philosophical Society},
	organization = {American Philosophical Society},
	address = {Philadelphia},
	keywords = {bivalvia, history of science, mollusca, pearls, perliculture, pinctada, Pteria, pteriidae, pterioidea, taxonomy},
	isbn = {0-87169-224-4},
	author = {Donkin, R. A.}
}
@article {6049,
	title = {Mayor Lischke and the Japanese marine shells. A bio-bibliography of Carl Emil Lischke and a brief history of marine malacology in Japan with bibliography},
	journal = {The Yuriyagai, Journal of the Malacozoological Association of Yamaguchi},
	volume = {6},
	number = {1},
	year = {1998},
	note = {reprint},
	pages = {7-50},
	keywords = {dunker, history of science, japan, lischke, old literature},
	author = {Cosel, Rudo von}
}
