@article {Ortmann1889,
	title = {Beobachtungen an Steinkorallen von der S{\"u}dk{\"u}ste Ceylons},
	journal = {Zoologische Jahrb{\"u}cher, Abtheilung f{\"u}r Systematik, Geographie und Biologie der Thiere},
	volume = {4},
	year = {1889},
	pages = {493{\textendash}590},
	url = {http://archive.org/details/zoologischejahrb04jena},
	author = {Ortmann, A}
}
