@article{https://resolver.caltech.edu/CaltechAUTHORS:KRUjfm06,
    title = "The formation number of vortex rings formed in uniform background co-flow",
    journal = "Journal of Fluid Mechanics",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:KRUjfm06",
    id = "record",
    issn = "0022-1120",
    doi = "10.1017/S0022112006009347",
    volume = "556"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:20130911-081915485,
    title = "Thrust augmentation and vortex ring evolution in a fully pulsed jet",
    journal = "AIAA Journal",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20130911-081915485",
    id = "record",
    issn = "0001-1452",
    doi = "10.2514/1.9978",
    volume = "43"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:KRUpof03b,
    title = "Vortex ring pinchoff in the presence of simultaneously initiated uniform background co-flow",
    journal = "Physics of Fluids",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:KRUpof03b",
    id = "record",
    issn = "1070-6631",
    doi = "10.1063/1.1584436",
    volume = "15"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:KRUpof03a,
    title = "The significance of vortex ring formation to the impulse and thrust of a starting jet",
    journal = "Physics of Fluids",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:KRUpof03a",
    id = "record",
    issn = "1070-6631",
    doi = "10.1063/1.1564600",
    volume = "15"
}