DOG4DAG: semi-automated ontology generation in OBO-Edit and Protégé. - Thomas Wächter; Götz Fabian; Michael Schroeder 001 (SWAT4LS, 2011)

Extending ontologies by finding siblings using set expansion techniques. - Götz Fabian; Thomas Wächter; Michael Schroeder 001 (Bioinform., 2012)