Rygg, T. A., & Earl, J. A. (1971). Balloon measurements of cosmic ray protons and helium over half a solar cycle 1965-1969.
Chicago Style (17th ed.) CitationRygg, T. A., and J. A. Earl. Balloon Measurements of Cosmic Ray Protons and Helium over Half a Solar Cycle 1965-1969. 1971.
MLA (9th ed.) CitationRygg, T. A., and J. A. Earl. Balloon Measurements of Cosmic Ray Protons and Helium over Half a Solar Cycle 1965-1969. 1971.
Warning: These citations may not always be 100% accurate.