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1by Böttger, Michael, 1964-### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1970Germany : Universität Hamburg, 1970.2 pts. in 1 (p. [189]-213) ; 24 cm. -
2by Böttger, Michael, 1964-### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1980Germany : Rheinische Friedrich-Wilhelms-Universität zu Bonn, 1980.170 S : graph. Darst.