00409nam a2200169Ia 4500008004100000020001800041041000800059082001600067100001600083245002700099250001100126260003400137300002600171365001600197500001000213700001600223230718s9999    xx            000 0 und d  a81-85198-91-8  aeng  a621.38bISE  aIsermann R.  aDigital Control System  aREVISE  c1993bNarosa Publishing House  a334dRef 230 E (6003)  cRs.b350.00  a230 E  aIsermann R.