@other{https://resolver.caltech.edu/CaltechETD:etd-05212004-105738,
    title = "Asteroseismological observations of eta Cassiopeiae A with the Palomar east arm echelle spectrograph",
    year = "1995",
    url = "https://resolver.caltech.edu/CaltechETD:etd-05212004-105738",
    id = "record",
    doi = "10.7907/VKRJ-A345"
}