Dario Colazzo, Giorgio Ghelli. Subtyping recursion and parametric polymorphism in kernel fun. Inf. Comput., 198(2):71-147, 2005. [doi]
@article{ColazzoG05,
title = {Subtyping recursion and parametric polymorphism in kernel fun},
author = {Dario Colazzo and Giorgio Ghelli},
year = {2005},
doi = {10.1016/j.ic.2004.11.003},
url = {http://dx.doi.org/10.1016/j.ic.2004.11.003},
tags = {subtyping},
researchr = {https://researchr.org/publication/ColazzoG05},
cites = {0},
citedby = {0},
journal = {Inf. Comput.},
volume = {198},
number = {2},
pages = {71-147},
}