Nicolai Kraus. The General Universal Property of the Propositional Truncation. In Hugo Herbelin, Pierre Letouzey, Matthieu Sozeau, editors, 20th International Conference on Types for Proofs and Programs, TYPES 2014, May 12-15, 2014, Paris, France. Volume 39 of LIPIcs, pages 111-145, Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, 2014. [doi]
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