Vasily Sarenko – Étude nº3
Rui Namora – 8-string Romantic Guitar (Jan Tuláček), after J.A. Stauffer (1837)
Score available in Boije Collection (stated as Étude No.1)
http://bit.ly/1mtFYxv
and in Editions Orphée (The Russian Collection, volume I)
Vasily Sarenko – Étude nº3
Rui Namora 