Reintges, Chris, and Sonia Cyrino. "Rethinking Parameter Theory Diachronically: A Macrocomparative Approach to the Analyticization of the Verbal Tense?Aspect Systems of Brazilian Portuguese and Coptic Egyptian." In Rethinking Parameters, 329-385. A. Mendikoetxea, O. Fernandez Soriano and L. Eguren  ed. Vol. Oxford Studies in Comparative Syntax. New York: Oxford University Press, 2016.