Pletnev, Valerian 1886-1942 (Nombre personal)

La huelga, 2002: créditos (V. Pletnev)

Wikipedia, 5 diciembre 2023: (Valerian Fyodorovich Pletnyov (Russian: Валериан Фёдорович Плетнёв; 15 September 1886 – January or April 1942) was a Russian revolutionary who after many years as a joiner became a playwright and ideologue in the Proletkult, following the Russian Revolution) https://en.wikipedia.org/wiki/Valerian_Pletnev