@article {6403,
	title = {Further studies on structure of the organic components in mother-of-pearl, especially in pelecypods. Part 1},
	journal = {Bulletin de L{\textquoteright}institut Royal des Sciences Naturelles de Belgique},
	volume = {36},
	number = {23},
	year = {1960},
	note = {5 plates.DO NOT HAVE},
	pages = {1-22},
	keywords = {microstructure, Pinctada mazatlanica},
	author = {Gr{\'e}goire, C.}
}
@article {1199,
	title = {Further studies on structure of the organic components in mother-of-pearl, especially in pelecypods. Part 1},
	journal = {Bulletin de L{\textquoteright}institut Royal des Sciences Naturelles de Belgique},
	volume = {36},
	number = {23},
	year = {1960},
	pages = {1-22},
	keywords = {pinctada mazatlanica, microstructure},
	author = {Gr{\'e}goire, C.}
}
