000 00386nam a2200121Ia 4500
005 20251007104534.0
008 251006s9999 xx 000 0 und d
100 _anassir,m.h.
245 0 _ainfluence of some impurities on the thermal- conductivity. influence of some impurities on the thermal- conductivity.
260 _a1st ed. | Baghdad Iraqi bricks
260 _c1974
942 _cBOK
999 _c9415
_d9415