 Art critics were also enthusiastic; for example, Ion Frunzetti praised “the attitude of artistic probity and authenticity that emanates from [the work] of this impassioned [conveyor] of human nightmare.” In September 1946, Păun exhibited, alongside Luca and Trost, his ink and pencil drawings at "Căminul Artei" gallery, Bucharest, and co-wrote, with the four other group members, its catalog, "L'Infra-Noir