@other{https://resolver.caltech.edu/CaltechTHESIS:10072014-083229203,
    title = "Elemental Composition of Solar Energetic Particles",
    year = "1981",
    url = "https://resolver.caltech.edu/CaltechTHESIS:10072014-083229203",
    id = "record",
    doi = "10.7907/04wf-f966"
}