TY - GEN AU - Jeffrey Bullard C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 2014-05-29 DO - https://doi.org/10.6028/NIST.SP.1173 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 2014 TI - Virtual Cement and Concrete Testing Laboratory: Version 9.5 User Guide ER -