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    title = "Free boundary problems in controlled release pharmaceuticals: II. swelling-controlled release",
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    title = "Imperfect Bifurcation Near a Double Eigenvalue: Transitions Between Nonsymmetric and Symmetric Patterns",
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    title = "Waiting-Time Behavior in a Nonlinear Diffusion Equation",
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    title = "A delay logistic equation with variable growth rate",
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    title = "A generalized diffusion model for growth and dispersal in a population",
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    title = "Periodically Perturbed Bifurcation. II. Hopf Bifurcation",
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    title = "Flickering and Thermal Flicker Waves on Catalytic Wires and Gauzes and in Chemical Reactors",
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    title = "Periodically Perturbed Bifurcation-1. Simple Bifurcation",
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    title = "Applied Nonlinear Analysis: Proceedings of an International Conference on Applied Nonlinear Analysis",
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@article{https://resolver.caltech.edu/CaltechAUTHORS:COHjasa65,
    title = "Scattering of a Plane Acoustical Wave by a Spherical Obstacle",
    journal = "Journal of the Acoustical Society of America",
    year = "1965",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:COHjasa65",
    id = "record",
    issn = "0001-4966",
    doi = "10.1121/1.1909811",
    volume = "38"
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20200114-145236137,
    title = "New Eigenfunction Expansions and Alternative Representations for the Reduced Wave Equation",
    journal = "Journal of Mathematics and Mechanics",
    year = "1965",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20200114-145236137",
    id = "record",
    issn = "0095-9057",
    doi = "10.1512/iumj.1965.14.14029",
    volume = "14"
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20200115-074727243,
    title = "Zeros of Bessel Functions and Eigenvalues of Non-self-adjoint Boundary Value Problems",
    journal = "Journal of Mathematics and Physics",
    year = "1964",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20200115-074727243",
    id = "record",
    issn = "0097-1421",
    doi = "10.1002/sapm1964431133",
    volume = "43"
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20200114-081929131,
    title = "Separation of variables and alternative representations for non-selfadjoint boundary value problems",
    journal = "Communications on Pure and Applied Mathematics",
    year = "1964",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20200114-081929131",
    id = "record",
    issn = "0010-3640",
    doi = "10.1002/cpa.3160170102",
    volume = "17"
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@article{https://resolver.caltech.edu/CaltechAUTHORS:20200114-082839936,
    title = "Eigenfunction expansions and non-selfadjoint boundary value problems",
    journal = "Communications on Pure and Applied Mathematics",
    year = "1964",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20200114-082839936",
    id = "record",
    issn = "0010-3640",
    doi = "10.1002/cpa.3160170103",
    volume = "17"
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