TY - BOOK AU - Rao, Ganti L. TI - MODELS OF GRAVITY WAVE PERTURBATIONS OF THE NEUTRAL UPPER ATMOSPHERE OF THE EARTH [NASA CR- 2033] U1 - NASA PY - 1972/// CY - Washington, D.C. PB - NASA KW - Gravity wave perturbations N1 - Bound With NASA CR-2030-40 (Acc No. 101575) ER -