Ressel, Joseph (BLKÖ)[*][[Ressel, Joseph (BLKÖ) (entry in the Biographisches Lexikon des Kaiserthums Oesterreich (vol. 25, p. 313))|]]Verificați valoarea |titlelink= (ajutor)
CONOR[*][[CONOR (authority control file for author and corporate names in Slovene system COBISS)|]]Verificați valoarea |titlelink= (ajutor)