@article {Umbgrove1924,
	title = {Report on Plistocene and Pliocene corals from Ceram},
	journal = {Geological, Petrographical and Palaeontological Results of Explorations, Carried out from September 1917 till June 1919 in the Island of Ceram by L. Rutten and W. Hotz.},
	volume = {1-22},
	number = {Second Series: Palaeontology},
	year = {1924},
	url = {http://sdrv.ms/17GNkjo},
	author = {Umbgrove, J H F}
}
