@other{https://resolver.caltech.edu/CaltechETD:etd-05272009-141742,
    title = "Credit Risk and Nonlinear Filtering: Computational Aspects and Empirical Evidence",
    url = "https://resolver.caltech.edu/CaltechETD:etd-05272009-141742",
    id = "record",
    doi = "10.7907/7XV3-9Q45"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-05222006-142127,
    title = "Estimation Problems in Sense and Respond Systems",
    url = "https://resolver.caltech.edu/CaltechETD:etd-05222006-142127",
    id = "record",
    doi = "10.7907/YZF9-ZN10"
}