000 00648nam a2200169 a 4500
005 20220228110620.0
035 _aF8901000708624
084 _aPCA BUL 169 1963
100 _aKlieger, Paul.
245 _aSilicone influence on concrete resistance to freeze - thaw -and de- icer damage / by Paul Klieger and William Perenchio-.
260 _aSkokie, Illinois : atories
300 _a[16] p.
440 _aBulletin 169 / Portland Cement Association
500 _a"Authorized reprint from Highway Research Record, Number 18- pp.33-47 (1963)".
690 _aSilicones - Influencia - Resistencia del concreto.
700 _aPerenchio, William, coaut.
999 _c58712
_d58712