Kaastra, Jelle Sjerp.
Solar flares :an electrodynamic model - Drukkerij Elinkwijk ; 1957.
Electrodynamic model
520/525(043.2) KAA
Solar flares :an electrodynamic model - Drukkerij Elinkwijk ; 1957.
Electrodynamic model
520/525(043.2) KAA