Editura Academiei Republicii Socialiste România
de:
CONGRES INTERNAŢIONAL DE LINGVISTICĂ ŞI FILOLOGIE ROMANICĂ. 12. Bucureşti. 1968
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de:
SESIUNE DE COMUNICĂRI TEHNICO-ŞTIINŢIFICE ÎN DOMENIUL AUTOMATIZĂRILOR. 10 [Mai] Bucureşti
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