TY - GEN AU - Gilsinn, David E AU - Hansen, Hans J AU - Huerta-Garnica, Miguel AU - Teague, E Clayton C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1991-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.4568 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1991 TI - Comparison of finite element and analytic calculations of the resonant modes and frequencies of a thick shell sphere: ER -