Karl-Ulrich Stein (auth.)

{pdf} Festk?rperprobleme 12: Plenary Lectures of the Professional Groups ?Semiconductor Physics?, ?Magnetism?, ?Low Temperature Physics? ?Thermodynamics and Statistics?, of the German Physical Society Freudenstadt, April 10?14, 1972 Karl-Ulrich Stein (auth.), O. Madelung (eds.)