Adaptive Assessment and Training Using the Neighbourhood of Knowledge States. - Cornelia E. Dowling; Cord Hockemeyer; Andreas H. Ludwig (Intelligent Tutoring Systems, 1996)

Integrating Knowledge Spaces Obtained by Querying Different Experts. - Cornelia E. Dowling; Cord Hockemeyer (Electron. Notes Discret. Math., 1999)

Automata for the Assessment of Knowledge. - Cornelia E. Dowling; Cord Hockemeyer (IEEE Trans. Knowl. Data Eng., 2001)