1. THE DADA MOVEMENT: ORIGINS, LITERARY HISTORY; THE PIONEER OF SURREALISM. THE MYSTERIOUS FIGURE OF ROMANIAN POETRY, TRISTAN TZARA / LE MOUVEMENT DADAÏSTE : SOURCES, HISTOIRE LITTERAIRE ; PRECURSEUR DU SURREALISME. LA FIGURE EMBLEMATIQUE DU POETE ROUMAIN TRISTAN TZARA.