1
by Wöhrle, Oskar
Bielefeld [u.a.] : Velhagen & Klasing, 1942
Book
5
by Müller, Wilhelm
Heilbronn : Henninger, 1886
Book
7
by Widajewicz, Józef
Kraków : Nakł. Studium Slowiańskiego Uniw. Jagiellońskiego, 1948
Book
11
Hannover : Jänecke, 1900-
Monograph Series
20
by Eckert, Christian
Leipzig : Duncker & Humblot, 1900
Book