Adrian Fiech, David A. Schmidt. Polymorphic lambda calculus and subtyping. Theoretical Computer Science, 278(1-2):111-140, 2002. [doi]
@article{FiechS02, title = {Polymorphic lambda calculus and subtyping}, author = {Adrian Fiech and David A. Schmidt}, year = {2002}, doi = {10.1016/S0304-3975(00)00333-9}, url = {http://dx.doi.org/10.1016/S0304-3975(00)00333-9}, tags = {subtyping}, researchr = {https://researchr.org/publication/FiechS02}, cites = {0}, citedby = {0}, journal = {Theoretical Computer Science}, volume = {278}, number = {1-2}, pages = {111-140}, }