@other{https://resolver.caltech.edu/CaltechEQL:EQL-R-28,
    title = "Protection of works of art from photochemical smog",
    year = "1988",
    url = "https://resolver.caltech.edu/CaltechEQL:EQL-R-28",
    id = "record",
    doi = "10.7907/Z9QV3JGC"
}


@other{https://resolver.caltech.edu/CaltechEQL:EQL-M-24,
    title = "Protection of works of art from damage due to photochemical smog: progress report through September 1985",
    year = "1985",
    url = "https://resolver.caltech.edu/CaltechEQL:EQL-M-24",
    id = "record",
    doi = "10.7907/Z9H70CRP"
}