Petr Il’ic Čajkovskij: New Edition of Complete Works. Serie VI: Piano Works and Transcriptions. Band 69a: Piano Works 1875–1878. The Seasons Op. 37bis (ČW 124–135), 12 Pieces of Medium Diffculty Op. 40 (ČW 136–147), Russian Volunteer Navy March (ČW 149). - Mäkelä, Tomi (Die Musikforschung, 2011)