000 00248nam a2200097Ia 4500
008 160710s1987 xx 000 0 und d
100 _aICI-SERC
245 _aWORKSHOP ON TESTING OF FRESH AND HARDEND CONCRETE
260 _bICI
_c1987
942 _2ddc
_cD
999 _c70090
_d70090