Őhman, Yngve 1903-

Solar flares and surges observed at the Stockholm Observatory and th e swedish astrophysical station in Anacapri in the year 1960. - Stockholm : Almqvist & Wiksell, 1961. - 36 p.I. I. : figs, tables, plate ; 29 cm. - Stockholms Observatoriums annaler; band 21, no.9 .


Sun--Corona.

PF 523.7 O451