@other{https://resolver.caltech.edu/CaltechTHESIS:01242013-112006606,
    title = "Construction of low dimensional models of El Niño-southern oscillation using empirical orthogonal functions  ",
    year = "2000",
    url = "https://resolver.caltech.edu/CaltechTHESIS:01242013-112006606",
    id = "record",
    doi = "10.7907/32fe-ag39"
}