TY - BOOK AU - Georges,T.M. ED - ESSA/ARPA Symposium on Acoustic-Gravity Waves ED - United States. ED - United States. TI - Acoustic-gravity waves in the atmosphere: symposium proceedings AV - QC973.4.I6 E18 1968 U1 - 551.5/145 PY - 1968///] CY - Washington PB - For sale by the Supt. of Docs., U.S. Govt. Print. Off. KW - Ionospheric wave propagation KW - Sound-waves KW - Gravity waves N1 - "Sponsored by the Environmental Science Services Administration and the Advanced Research Projects Agency."; Includes bibliographies ER -