Reliability of SNOMED-CT Coding by Three Physicians using Two Terminology Browsers. - Michael F. Chiang; John C. Hwang; Alexander C. Yu; Daniel S. Casper; James J. Cimino; Justin Starren (AMIA, 2006)

Methods in biomedical ontology. - Alexander C. Yu (J. Biomed. Informatics, 2006)

A comparison of two methods for retrieving ICD-9-CM data: The effect of using an ontology-based method for handling terminology changes. - Alexander C. Yu; James J. Cimino (J. Biomed. Informatics, 2011)