Shaped in part by the French "nouveau roman" of writers like Alain Robbe-Grillet, the French "La Nouvelle Vague" cinema of Godard and Truffaut, and Latin American “Boom", Spanish novelists and poets, beginning perhaps with Luis Martín Santos's novel, "Tiempo de silencio" (1961), returned to the restless literary experimentation last seen in Spanish letters in the early 1930s.