@phdthesis{jl_2010/phd_thesis,
	title = "Learning {OWL} Class Expressions",
	author = "Jens Lehmann",
	school = "University of Leipzig",
	year = "2010",
	note = "PhD in Computer Science, supervisors: Prof. Klaus-Peter F{\"a}hnrich, Dr. S{\"o}ren Auer",
}

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