TY - GEN AU - Rossiter, Walter J Jr AU - Frohnsdorff, Geoffrey AU - Masters, Larry W AU - Martin, Jonathan W C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1991-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.4638 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1991 TI - A performance approach to the development of criteria for low-sloped roof membranes: ER -