000 00307nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aCrowther, J. A.
245 0 _aIons electrons and ionising radiations
260 _bEdward Arnold
_aLondon
_c1952
942 _c1
999 _c55909
_d55909