Querying standardized EHRs by a Search Ontology XML extension (SOX). - Stefan Kropf; Alexandr Uciteli; Peter Krücken; Kerstin Denecke; Heinrich Herre (ODLS, 2016)

Querying archetype-based EHRs by search ontology-based XPath engineering. - Stefan Kropf; Alexandr Uciteli; Katrin Schierle; Peter Krücken; Kerstin Denecke; Heinrich Herre (J. Biomed. Semant., 2018)