@other{https://resolver.caltech.edu/CaltechAUTHORS:20151201-154118684,
    title = "Fundamental Studies Relating to Systems Analysis of Solid Propellants",
    year = "1959",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20151201-154118684",
    id = "record"
}