Coba jelasin Galeri dari Wilhelm Lehmbruck dong

Marion Bornscheuer; Raimund Stecker (eds.); Kneeling woman 100 years. Wilhelm Lehmbruck with Matisse, Brancusi, Debussy, Archipenko, Rodin, Nijinsky in Paris 1911. Lehmbruck  Museum Duisburg. Cologne: DuMont Buchverlag, 2011,

Hans-Peter Wipplinger (ed.); Wilhelm Lehmbruck. Retrospektive/Retrospective.  Leopold Museum Vienna, Cologne: Walther König 2016,