^A Dictionary of Medieval Heroes Willem Pieter Gerritsen, Anthony G. Van Melle 2000 Page 293 "The opera Kovac Wieland by the Slovak composer J.L. Bella, composed in 1881-90 and first performed in 1926, also goes back to Wagner. Vladimir Roy's libretto for this opera, with its allusions to Slovak nationalism - a live issue then as now - was based on Schlemm's play."
^Július Noge An outline of Slovakian literature -1968 Page 51 "VLADIMIR ROY (1885—1936), an evangelic priest, poet and translator. His poetry written prior to World War I — but not published before 1921 in the volumes Rosou a tfnim and Ked miznu hmly — follows the line of Slovakian literary modernism. His poems show traces of symbolism and impressionism, but unlike."
تشيكوسلوفاكيا
سيسليثانيا
سلوفاكيا 
بوابة الأدب
