A biosystematic study of the European Stratiomyidae (Diptera) / Rudolf RozkošnýA biosystematic study of the European Stratiomyidae (Diptera) / Rudolf RozkošnýA biosystematic study of the European Stratiomyidae (Diptera) / Rudolf RozkošnýThe Sciomyzidae (Diptera) of Fennoscandia and Denmark / by R. Rozkošný