@mastersthesis{Heinz2018,
  author      = {Holger Johannes Heinz},
  title       = {How I Lost My OWL: Retracting Knowledge from EL Concepts},
  type        = {masterthesis},
  pages       = {viii, 114},
  school      = {Universit{\"a}t Koblenz, Universit{\"a}tsbibliothek},
  year        = {2018},
}