@article{https://resolver.caltech.edu/CaltechAUTHORS:LEVpr62,
    title = "Plasma theory of the many-electron atom",
    journal = "Physical Review",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:LEVpr62",
    id = "record",
    issn = "0031-899X",
    doi = "10.1103/PhysRev.125.207",
    volume = "125"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:ROOpr59,
    title = "Collision-induced spin flip of hydrogen atoms",
    journal = "Physical Review",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:ROOpr59",
    id = "record",
    issn = "0031-899X",
    doi = "10.1103/PhysRev.115.911",
    volume = "115"
}