01563nam a22003497a 4500 1772873 Ge_NSL 20220203132401.0 191009s1975 us ||||| |||| 00| 0 eng d 76601099 DLC DLC DLC eng QC881.2.I6 I55 1975 551.51 551.5/145 Effect of the ionosphere on space systems and communications : based on the 1975 Ionosphere Effects Symposium Held in Crystal City, Arlington, Va. January 20-22, 1975 / editor John M. Goodman ; Naval Research Laboratory (U.S.). Washington : Naval Research Laboratory : for sale by the Supt. of Docs., U.S. Goverment Printing Office, [1975]. xvi, 495 p. : ill. ; 27 cm. Papers based on the Ionosphere Effects Symposium, held in Arlington, Va., Jan. 20-22, 1975, and sponsored by the Naval Research Laboratory. Includes bibliographies. Ionosphere Congresses. 132236 Astronautics Communication systems Congresses. 132237 გეოლოგია მეტეოროლოგია კლიმატოლოგია ატმოსფერული ფიზიკა ასტრონავტიკა Goodman, John M. რედაქტორი 132238 Naval Research Laboratory (U.S.) 132239 7 cbc orignew 3 ncip 19 y-gencatlg udc BK 0 4 udc 0 0 CPL CPL GEN 2019-10-09 0 551.51 2019-31233 2019-10-09 00:00:00 3E9120 2019-10-09 BK 506745 506743