Originalus: Tchaikovsky, Piotr Ilitch. String Quartet No.1. Double Bass, Piano. Piano Score. Op.11. TH 111. Moscow.
Vertimas: Čaikovskio, Piotras Ilitch. Čaikovskio, Piotras Ilitch. Kontrabosui, fortepijonui. Rambousek, Joseph Publisher. Maskva. P Jürgenson, n.