"Relationales Datenbanksystem." . . "Bases de datos relacionales." . . . . . . "Relational database management : a systems programming approach" . "Relational database management : a systems programming approach"@en . . . . . . . . . . . . . . "Information Systems -- Database Management." . . . . . "Relational Database Management : a Systems Programming Approach" . . . . . . . . "Relational database management a systems programming approach"@en . "Relational database management a systems programming approach" . . . . . . . . . . . "Database management." . . "requiem." . . "REQUIEM." . "interaction homme-machine." . . "programmation système." . . . . "SGBD." . . "Relational databases." . . "Bases de dades Administració." . . "Bases de dades relacionals." . . "base donnée relationnelle." . . "REQUIEM (Datenbanksystem)" . . "Relationale Datenbank." . .