The Internet Archive has digitized a microfilm copy of this work. It may be possible to borrow a copy for reading.
IBM Systems Journal
Since LILOG-DB has a very pow- erful data model, including open and variant types, nested terms, and attribute-value notation, the relations realized in a 1i1og_db_body may con- tain arbitrary monomorphic ... In 1985, he received his Ph.D. from the University of Kaiserslautern with his thesis on algebraic implementation techniques. ...doi:10.1147/sj.314.0755 fatcat:jidyrgtlzvfihjz3pj6mum7bse