TY - JOUR AU - Jeffrey Bullard AU - Paul Stutzman C2 - Cement and Concrete Research DA - 2006-05-31 LA - en M1 - 36 PB - Cement and Concrete Research PY - 2006 TI - Analysis of CCRL Proficiency Cements 151 and 152 Using the Virtual Cement and Concrete Testing Laboratory UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=860676 ER -