@article{DBLP:journals/toplas/PalsbergS96,
author = {Jens Palsberg and
Scott F. Smith},
title = {Constrained Types and Their Expressiveness},
journal = {ACM Trans. Program. Lang. Syst.},
volume = {18},
number = {5},
year = {1996},
pages = {519-527},
ee = {http://doi.acm.org/10.1145/232706.232715},
bibsource = {DBLP, http://dblp.uni-trier.de}
}