@article {Zlatarski1967a,
	title = {Note sur le genre Clausastrea d{\textquoteright}Orbigny},
	journal = {Bulletin of the Geological Institute, Series Paleontology, Bulgarian Academy of Sciences},
	volume = {16},
	year = {1967},
	pages = {23{\textendash}33},
	keywords = {RCBS, TIP},
	author = {Zlatarski, Vassil N}
}
@article {Zlatarski1967,
	title = {Dimorphocoeniopsis beauvaisorum, une nouvelle esp{\`e}ce de Madreporaria du Cr{\'e}tac{\'e} inf{\'e}rieur de la Bulgarie},
	journal = {Comptes Rendus de l{\textquoteright}Acad{\'e}mie Bulgare des Sciences},
	volume = {20},
	year = {1967},
	pages = {1317{\textendash}1320},
	keywords = {RCBS, TIP},
	author = {Zlatarski, Vassil N}
}
