TY - RPRT TI - A methodology for estimating seismic retroft costs AU - Fung, Juan F AU - Butry, David T AU - Sattar, Siamak AU - McCabe, Steven L PY - 2017 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST TN 1973 DO - 10.6028/NIST.TN.1973 ER -