@article {Umbgrove1940,
	title = {Madreporaria from the Togian reefs (Gulf of Tomini, North-Celebes)},
	journal = {Zoologische Mededelingen Leiden},
	volume = {22},
	number = {10},
	year = {1940},
	pages = {265{\textendash}310},
	url = {http://www.repository.naturalis.nl/record/318138},
	author = {Umbgrove, J H F}
}
