@other{https://resolver.caltech.edu/CaltechETD:etd-10242006-104534,
    title = "Coagulation in Continuous Particle Size Distributions: Theory and Experimental Verification",
    year = "1980",
    url = "https://resolver.caltech.edu/CaltechETD:etd-10242006-104534",
    id = "record",
    doi = "10.7907/dbbb-v854"
}


@other{https://resolver.caltech.edu/CaltechTHESIS:04182014-094111781,
    title = "The Flocculation of E. coli with Polyethyleneimine",
    year = "1975",
    url = "https://resolver.caltech.edu/CaltechTHESIS:04182014-094111781",
    id = "record",
    doi = "10.7907/Y732-V890"
}