TY - BOOK ID - 9622101 TI - A window in the sky : astronomy from beyond the earth's atmosphere PY - 1979 SN - 008024663X PB - New York (N.Y.): Pergamon DB - UniCat KW - 520.8 KW - Techniques of observation, measurement, analysis KW - 520.8 Techniques of observation, measurement, analysis UR - https://www.unicat.be/uniCat?func=search&query=sysid:9622101 AB - ER -