TY - RPRT TI - CEMHYD3D: a three-dimensional cement hydration and microstructure development modelling package. Version 2.0 AU - Bentz, Dale P PY - 2000 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 6485 DO - 10.6028/NIST.IR.6485 ER -