@article {7853,
	title = {Scanning electron microscopy of molluscan shell ultrastructures: screw dislocations in pelecypod nacre},
	journal = {Transactions of the American Microscopical Society},
	volume = {90},
	number = {3},
	year = {1971},
	pages = {376-380},
	keywords = {bivalvia, microstructure, mollusca, nacre},
	author = {Wise, Sherwood W. Jr. and deVilliers, Johan}
}
@article {1693,
	title = {Scanning electron microscopy of molluscan shell ultrastructures: screw dislocations in pelecypod nacre},
	journal = {Transactions of the American Microscopical Society},
	volume = {90},
	number = {3},
	year = {1971},
	pages = {376-380},
	keywords = {bivalvia, microstructure, mollusca, nacre},
	author = {Wise, Sherwood W. Jr. and deVilliers, Johan}
}
