000 00313nam a2200121Ia 4500
005 20251007104540.0
008 251006s9999 xx 000 0 und d
100 _aal-ansari,sabah m.m.
245 0 _aelectron microsoopy abbas,faidn a.-a.
260 _a1st ed. | Baghdad A.H.kadhim
260 _c1975
942 _cBOK
999 _c9661
_d9661