000 00335pam a2200157a 44500
008 230515b2001 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGL
082 _a/ ZIM
100 _aZIEMER R.E.
245 _aSIGNALS & SYSTEMS
250 _aN.D.
260 _aNULL
_bPEARS
_c2001
300 _a622 PB
650 _aNULL
999 _c631819
_d631819