00802nam a2200181Ia 4500 300269 20160527183801.0 0247-D (online) C 13.58:6968 User's guide to the virtual cement and concrete testing laboratory Jeffery W. Bullard Gaithersburg, Md. U.S. Dept. of Commerce, National Institute of Standards and Technology [2003] Title from title screen (viewed on Feb. 13, 2008) Cement Testing Computer simulation 208859 Local Microstructure Testing Computer simulation 253676 Local Concrete Testing Computer simulation 212407 Local National Institute of Standards and Technology U.S. 141355 Local http://purl.access.gpo.gov/GPO/LPS90605 219153 219153 0 0 sudoc 0 C_13_000000000000000_586968 0 doc 36500 10 10 9 2016-05-27 federal depository 455413 0 C 13.58:6968 80C 13.58:6968 2016-05-27 00:00:00 electronic r:300269 6