Henry C. Lefkovits

IBM's Repository manager/MVS: Concepts, facilities, and capabilities

Henry C. Lefkovits, H. Lefkovits, 1991 .

Information Resource/Data Dictionary Systems

Edgar H. Sibley, Henry C. Lefkovits, Sandra L. Lefkovits, 1983 .

A Status Report on the Activities of the CODASYL End User Facilities Commitee (EUFC)

Henry C. Lefkovits, H. Lefkovits, 1978, SIGMOD Rec..

Feature analysis of generalized data base management systems: CODASYL Systems Committee, May 1971

Edgar H. Sibley, James P. Fry, W. C. McGee, 1971 .

Data dictionary systems

Edwin F. Kerr, Lawrence K. Grodman, Henry C. Lefkovits, 1977 .

A progress report on the activities of the CODASYL End User Facility Task Group

Henry C. Lefkovits, 1976, SGMD.