@other{https://resolver.caltech.edu/CaltechTHESIS:03052014-104111406,
    title = "The Steady-State Response of Multidegree-of-Freedom Systems with a Spatially Localized Nonlinearity",
    url = "https://resolver.caltech.edu/CaltechTHESIS:03052014-104111406",
    id = "record",
    doi = "10.7907/M5NW-Z443"
}