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@article{https://resolver.caltech.edu/CaltechAUTHORS:20151120-134034367,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20151214-103533339,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:PICpnas65,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20151211-113309582,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20140731-163157405,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20140731-164124087,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:MILpr47,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:MILpr44,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20170901-144015104,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:MILpr43,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:MILpr42,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:NEHpr42,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:NEHpr40a,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:NEHpr38b,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:NEHpr38a,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:PICpr37b,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:PICpr37a,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:PICpr36,
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@article{https://resolver.caltech.edu/CaltechAUTHORS:PICpr35,
    title = "A note on the production of cosmic-ray showers",
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@article{https://resolver.caltech.edu/CaltechAUTHORS:ANDpr34a,
    title = "The Mechanism of Cosmic-Ray Counter Action",
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    year = "1934",
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