Őhman, Yngve 1903-

Solar flares and surges observed at the Stockholm Observatory and th e Swedish astrophisical station in Anacapri in the year 1959. - Stockholm : Almqvist & Wiksell, 1960. - 32 p. I. I. : tables, plates ; 29 cm. - Stockholms Observatoriums annaler; band 21, no.5 .


Sun--Corona.

PF 523.7 O45