000 00259nam a2200109Ia 4500
020 _a0074622447
082 _a621.3815
100 _aMILLMEN, JACOB and TANU, HERBERT
245 _aPULSE, DIGITAL AND SWITCHING WAVE FORMS
260 _aTMH
_b TMH
_c1991
942 _cBK
999 _c716
_d716