"langage à objets." . . "programmation par objets." . . "Programmation orientée objets (informatique)" . . "concurrence." . . . . "Objektorientierte Programmiersprache." . . "conception orientée objet." . . "International conference TOOLS, 4., Paris, 1991." . . . "TOOLS. <4, 1991, Paris>." . . "Elaboratori elettronici - Programmazione orientata agli oggetti - Congressi - 1991." . . "TOOLS 4 1991 : Paris, France)" . . . "système objet." . . . . . . . "Technology of object-oriented languages and systems TOOLS 4 : proceedings of the fourth International conference TOOLS, Paris 1991" . . "Technology of Object-Oriented Languages and Systems TOOLS 4 : proceedings of the fourth International Conference TOOLS. PARIS 1991"@en . . . . . . . . "Technology of Object-Oriented Languages and Systems : TOOLS 4 : proceedings of the fourth International Conference TOOLS. PARIS 1991" . . . . . . . "Technology of object-oriented languages and systems, TOOLS 4 : proceedings of the fourth International Conference TOOLS, Paris 1991" . . . . "Technology of object oriented languages and systems : proceedings of the Fourth International Conference Tools, Paris 1991" . . . . . "Technology of object-oriented languages and systems : TOOLS 4 : proceedings of the fourth International Conference"@en . . "Kongress" . . "Technology of object-oriented languages and systems"@en . "Conference papers and proceedings" . "Conference papers and proceedings"@en . . "Tools 4 : technology of object-oriented languages and systems : proceedings of the Fourth International Conference Tools, Paris 1991"@en . . . . "Tools 4 : Technology of object-oriented languages and systems" . . "Tools four"@en . . "Paris (1991)" . . . . . "Congressi - Paris - 1991." . . "Bases de données orientées objet." . . "Kongress." . . "persistance." . . "base donnée orientée objet." . . "TOOLS 4 (Conference) (1991 : Paris, France)" . . .