000 00604nam a2200193Ia 4500
919 _a122384
082 _a668.4
_bN59;1
100 _aAmerican Society for Testing & Materials.
245 _aInternational symposium on plastics and standardization
_bSTP-247
260 _bA.S.T.M.
_c1959
999 _c117842
_d117842