1. The sun's polar magnetic field;Babcock;Astrophys. J.,1959
2. Evidence for interplanetary acceleration of nucleons in corotating interaction regions;Barnes;Astrophys. J.,1976
3. The heliocentric radial density gradient of relativistic cosmic rays in 1967–1968;Bercovitch,1971
4. Analysis of the effect of the cosmic ray intensity delay relative to the heliolatitude index of solar activity in the 20th solar activity cycle;Dorman,1977
5. World-wide cosmic ray variations, 1937–1952;Forbush;J. geophys. Res.,1954