00861nam a2200229Ia 4500003000900000008004100009040001600050080002300066100002700089245014700116260007900263300001000342650004100352650001000393650002400403650003000427650002700457700002600484942000700510999001500517952009900532IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a084.4:523.917bLET  aLetfus, Vojtech912483 0aAtlas of the green corona synoptic charts for the period 1947-1976cVojtech Letfus and  Julius Sykora                                           aBratislavabAstronomical Institute of the Slovak Academy of Sciencesc1982  a222p.  aAstronomy and Astrophysics Thesaurus  aAtlas  aGreen corona912484  aSolar corona atlas912485  aSynoptic charts912486  aSykora, Julius912487  cBK  c7297d7297  00104070aBANbBANcGENd1983-03-17l0o084.4:523.917/ LETp8099r2021-11-05w1983-03-17yBK