-
1by Sommer, Holger### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1989Hannover : [s.n.], 1989.80 p. : ill. ; 21 cm. -
2by Sommer, Holger T.### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1979Germany : Rheinisch-Westfälische Technische Hochschule Aachen, 1979.89 p.