Franco Barbanera Maribel Fernández Intersection Type Assignment Systems with Higher-Order Algebraic Rewriting. 173-207 1996 170 Theor. Comput. Sci. 1-2 db/journals/tcs/tcs170.html#BarbaneraF96 http://dx.doi.org/10.1016/S0304-3975(96)80706-7