000 00316nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aMarton , L.
245 0 _aAdvanses in electronics &electron physics Vol: 6
260 _bAcademic press
_aNew york
_c1954
942 _c1
999 _c43761
_d43761