air requeriments of frost-resistant concrete / by T. C. Pow-ers.
Powers T. C.
air requeriments of frost-resistant concrete / by T. C. Pow-ers. - Chicago : Portland Cement Association, Research Laboratories - 28 p. - Bulletin 33 / Portland Cement Association .
"Authorized reprint from Proceedings, Highway Research Boar-d, Vol. 29 (1949)".
air requeriments of frost-resistant concrete / by T. C. Pow-ers. - Chicago : Portland Cement Association, Research Laboratories - 28 p. - Bulletin 33 / Portland Cement Association .
"Authorized reprint from Proceedings, Highway Research Boar-d, Vol. 29 (1949)".