@other{https://resolver.caltech.edu/CaltechETD:etd-08182006-105638,
    title = "Soil Uptake of Molecular Hydrogen and Remote Sensing of Soil Freeze and Thaw",
    year = "2007",
    url = "https://resolver.caltech.edu/CaltechETD:etd-08182006-105638",
    id = "record",
    doi = "10.7907/BXV8-HH61"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-06022006-105702,
    title = "Links Between Carbon and Water Cycles in Northern Ecosystems: Constraints from Stable Isotopes",
    year = "2006",
    url = "https://resolver.caltech.edu/CaltechETD:etd-06022006-105702",
    id = "record",
    doi = "10.7907/KY54-DC47"
}