TY - BOOK AU - Pressler, E. E., coaut. TI - Determination of the free calcium hydroxide contents of hyd-rated portland cements and calcium silicates / by E. E. Pre-ssler... [et al] CY - Skokie, Illinois : atories N1 - "Authorized reprint from copyrighted Analytical Chemistry, - 33, No. 7, 877-882 (june, 1961) American Chemical Society,- Washington, D.C." ER -