1. On the motion of a charged particle in a magnetic field;Alfvén;Arkiv för mathematik, astronomi o. fysik,1940
2. Cosmical Electrodynamics;Alfvén,1950
3. Cosmical Electrodynamics;Alfvén,1950
4. Cosmical Electrodynamics;Alfvén,1963
5. Particle motion in the equatorial plane of a dipole magnetic field;Avrett;J. Geophys. Res.,1962