At the time, or raged masters of the known universe: Asimov (FOUNDATION) heinlein (FOREIGN LAND), Williamson (LES HUMANOÏDES), Herbert (THE STAR AND THE WHIP) and the famous SHRINKING MAN (Matheson) and other CHRONIC MARS (Bradbury) in France "THE RIVER" carted since 1952, each series "dull" or inept; enhanced on the front cover by masterpiece BRANTONNE. As suddenly as unforeseen in 1956, a flash in the murky world of French SF; unknown, published in BLACK RIVER, under the pseudonym Stefan Wull ... a literary wave, a flamboyant and striking narrative style. SOME OF ITS DOORS WERE MASTERPIECES ON SCREEN "Wild Planet" "the masters of the time, in complicity: TOPOR - LALOUX, all of these books are worth reading and re-read to.. occasion. (Wull was the name of a Ukrainian scientist)