author={Yorgey, Brent A. and Weirich, Stephanie and Cretin, Julien and Peyton Jones, Simon and Vytiniotis, Dimitrios and Magalh\~{a}es, Jos{\'e} Pedro},
title={Giving Haskell a Promotion},
booktitle={Proceedings of the 8th ACM SIGPLAN Workshop on Types in Language Design and Implementation},