sentences:  Her book "La Única" was banned in Mexico for many years owing to its erotic nature.In 2003, the novel and Marín were cited by author Salvador A. Oropesa in his book "The Contemporáneos Group" as being a feminist component of a counterculture writers' movement in post-revolutionary Mexico.She also wrote "Un día patrio" (A Patriotic Day) in 1941, in which she expressed political ideas.