Information systems :  Theoretical and formal aspects : Proceedings of the ifip wg 801 working conference on theoretical and formal aspects of information systems sitges, barcelona, spain, 16-18 april, 1985 / 
Ed. by A. Sernadas, J. Bubenko, A. Olive 
 - 236 páginas 
<br/><br/><label>ISBN: </label>0444877061  (E.U.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Administración de bases de datos--Congresos<br/>Procesamiento electrónico de datos--Congresos
<br/><br/><label>LC Class. No.: </label>QA75.5  / I35 1985