TY - BOOK ID - 128288733 TI - Advances in upper atmosphere research AU - Landmark, Bjørn Johan AU - North Atlantic Treaty Organization. Advisory Group for Aeronautical Research and Development. AU - NATO science committee. AU - Panepistēmio Athēnōn. PY - 1963 PB - Oxford : Pergamon press, DB - UniCat KW - Atmosphere, Upper KW - Geophysics KW - Congresses. UR - https://www.unicat.be/uniCat?func=search&query=sysid:128288733 AB - ER -