@article {7751,
	title = {On the relationship between shell growth and crystal arrangement of the nacre in some Pelecypoda},
	journal = {Venus},
	volume = {21},
	number = {2},
	year = {1961},
	note = {In Japanese; summary in English},
	pages = {204-211},
	keywords = {bivalvia, microstructure, mollusca, nacre, pinctada, pinna, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea},
	author = {Wada, Koji}
}
@inbook {7753,
	title = {Cultured pearl and its structure},
	booktitle = {Proceedings of the Symposium on Mollusca held at Cochin from January 12 to 16, 1968},
	series = {Symposium Series 3},
	volume = {3},
	year = {1968},
	note = {Pls.1-2},
	pages = {972-974},
	publisher = {Marine Biological Association of India},
	organization = {Marine Biological Association of India},
	address = {Mandapam Camp},
	keywords = {bivalvia, microstructure, mollusca, nacre, pearliculture, pinctada, Pteria, pteriidae, pterioida, pterioidea},
	author = {Wada, Koji}
}
@article {1655,
	title = {On the relationship between shell growth and crystal arrangement of the nacre in some Pelecypoda},
	journal = {Venus},
	volume = {21},
	number = {2},
	year = {1961},
	pages = {204-211},
	keywords = {bivalvia, microstructure, mollusca, nacre, pinctada, pinna, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea},
	author = {Wada, Koji}
}
@inbook {1657,
	title = {Cultured pearl and its structure},
	booktitle = {Proceedings of the Symposium on Mollusca held at Cochin from January 12 to 16, 1968},
	series = {Symposium Series 3},
	volume = {3},
	year = {1968},
	pages = {972-974},
	publisher = {Marine Biological Association of India},
	organization = {Marine Biological Association of India},
	address = {Mandapam Camp},
	keywords = {bivalvia, microstructure, mollusca, nacre, pearliculture, pinctada, Pteria, pteriidae, pterioida, pterioidea},
	author = {Wada, Koji}
}
