00750nam a2200217Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 084.4:523.917 LET Letfus, Vojtech 12483 Atlas of the green corona synoptic charts for the period 1947-1976 Vojtech Letfus and Julius Sykora Bratislava Astronomical Institute of the Slovak Academy of Sciences 1982 222p. Astronomy and Astrophysics Thesaurus Atlas Green corona 12484 Solar corona atlas 12485 Synoptic charts 12486 Sykora, Julius 12487 BK 7297 7297 0 0 0 0 BAN BAN GEN 1983-03-17 0 084.4:523.917/ LET 8099 2021-11-05 1983-03-17 BK