TY - GEN AU - Walters, Lillie C C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1964-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.224 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1964 TI - Computation of a modified Fresnel integral arising in the theory of diffraction by a variable screen: ER -