000 00339nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aMarton, L. Ed.
245 0 _aAdvances in Electronics and Electron Physics: Vol. 009
260 _bJohnson Reprint Corporation .
_aNewYork
_c1957
942 _c1
999 _c48384
_d48384