Gruppe SPUR, 1958-1965 : Lothar Fischer, Heimrad Prem, Helmut Sturm, H.P. Zimmer /
Loers, Veit.
Städtische Galerie Regensburg.cn
Regensburg : Städtische Galerie,
1986.
Catalog of an exhibition held at the Städtische Galerie Regensburg, Apr. 12-May, 25, 1986, the Städtisches Museum Mülheim, July 5- Aug. 24, 1986, and the Museum Ulm, 1987.
Includes bibliographies.
Gruppe SPUR.