@other{https://resolver.caltech.edu/CaltechAUTHORS:GUIaetopt90,
    title = "Rotordynamic Forces Generated by Discharge-to-Suction Leakage Flows in Centrifugal Pumps",
    year = "1990",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:GUIaetopt90",
    id = "record"
}