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Mathematical Problems from Applied Logic I: Logics for the XXIst Century/en-ca/mathematical-problems-from-applied-logic-i-logics-for-the-xxist-century/D41B5652-FD15-4831-98C9-D5325AC9807A.htmlD41B5652-FD15-4831-98C9-D5325AC9807A
Mathematical Problems from Applied Logic I: Logics for the XXIst Century