@article {Toula1890,
	title = {Geologische Untersuchungen im {\"o}stlichen Balkan},
	journal = {Denkschriften der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe},
	volume = {57},
	year = {1890},
	pages = {323{\textendash}400, pl. 1{\textendash}7},
	keywords = {RCBS, TIP},
	url = {http://www.landesmuseum.at/datenbanken/digilit/?litnr=30467},
	author = {Toula, Franz}
}
@article {Ortmann1890,
	title = {Die morphologie des skelettes der Steinkorallen in Beziehung zur koloniebildung.},
	journal = {Zeitschrift f{\"u}r wissenschaftliche Zoologie},
	volume = {50},
	year = {1890},
	pages = {278{\textendash}316},
	keywords = {RCBS, TIP},
	url = {http://sdrv.ms/TcePi8},
	author = {Ortmann, A}
}
@article {Mallada1890,
	title = {Sinopsis de las especies f{\'o}siles que se han encontradas en Espa{\~n}a. Sistema cret{\'a}ceo (cret{\'a}ceo inferior)},
	journal = {Bolet{\'\i}n de la Comisi{\'o}n del Mapa Geol{\'o}gico de Espa{\~n}a},
	volume = {16},
	year = {1890},
	pages = {pl. 51{\textendash}61, 63{\textendash}64},
	keywords = {RCBS, TIP},
	url = {http://books.google.com/books?id={\_}m1aAAAAYAAJ},
	author = {Mallada, L}
}
@article {Frech1890,
	title = {Die Korallenfauna der Trias},
	journal = {Palaeontographica},
	volume = {37},
	year = {1890},
	pages = {1{\textendash}116, pl. 1{\textendash}21},
	keywords = {BL, ER, JS, TIP},
	url = {http://archive.org/details/palaeontographic37cass},
	author = {Frech, Fritz}
}
@article {DeGregorio1890,
	title = {Monographie de la faune {\'e}oc{\'e}nique de l{\textquoteright}Alabama et surtout de celle de Claiborne de l{\textquoteright}{\'e}tage parisien},
	journal = {Annales de G{\'e}ologie et de Pal{\'e}ontologie},
	volume = {7-8},
	year = {1890},
	pages = {1{\textendash}316, pl. 1{\textendash}46},
	keywords = {RCBS, TIP},
	url = {http://gallica.bnf.fr/ark:/12148/bpt6k131434z},
	author = {de Gregorio, A}
}
@article {Blanckenhorn1890,
	title = {Das Eoc{\"a}n in Syrien, mit besonderer Ber{\"u}cksichtigung Nord-Syriens},
	journal = {Zeitschrift der Deutschen Geologischen Gesellschaft},
	volume = {42},
	year = {1890},
	pages = {318{\textendash}375, pl. 17{\textendash}19},
	keywords = {RCBS, TIP},
	url = {http://archive.org/details/zeitschriftderde42deut},
	author = {Blanckenhorn, M}
}
@book {Blanckenhorn1890a,
	title = {Beitr{\"a}ge zur Geologie Syriens: Die Entwicklung des Kreidesystems in Mittel- und Nord-Syrien. Eine geognostisch-pal{\"a}ontologische Monographie},
	year = {1890},
	pages = {135, 11 pl.},
	publisher = {Friedl{\"a}nder und Sohn},
	organization = {Friedl{\"a}nder und Sohn},
	address = {Kassel},
	keywords = {RCBS, TIP},
	author = {Blanckenhorn, M}
}
