TY - RPRT TI - Reaction of ceiling tile systems to shocks AU - Gann, Richard G AU - Riley, Michael A AU - Repp, Joshua M AU - Whittaker, Andrew S AU - Reinhorn, Andrei M AU - Hough, Paul A PY - 2005 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST NCSTAR 1-5d DO - 10.6028/NIST.NCSTAR.1-5d ER -