Federico, are you sure that your lengua maternal isn't German ;)
Here and there on this site the name of the author is written as "Carlos Puebla" - the webmaster wasn't paying attention when he wrote this.

Interesnaja versija, original'naja. Pozhaluj ne protiv byl by, eslib ejo igrali na moih pohoronah ;)

Esta tambien es una gran cancion,estuve buscandola por toda la red,gracias amigos socialistas por dejarme escucharla una ves mas Arriba el Comunismo Viva Lenin y la revolucion Rusa andiamo

A lovely song about Commandante! In these worst days I have ever faced with in Turkey this song remembers me the revolutionary days of the world.