Descripción
Publicado:Began in Mar. 1952; ceased in print with Vol. 92 2015/2016
Descripción Física:1 online resource
Frecuencia de Publicación:Two no. a year, <2005->
Encontrar Ayuda:Jahrg. 26-75, 1935-1992 (Issued as its Beiheft 33) 1 v. (Includes index to the journal under its earlier title).