@InCollection{Gol06,
    Author       = "Goldblatt, R.",
    Year         = "2006",
    Title        = "{Mathematical Modal Logic: A View of its Evolution}",
    Editor       = "Gabbay, D. and Woods, J.",
    BookTitle    = "{Logic and the Modalities in the Twentieth Century}",
    Pages        = "1-98",
    Series       = "Handbook of the History of Logic",
    Number       = "7",
    Publisher    = "Elsevier",
    Comment      = "TPTPRef"
}