A Notation for Lambda Terms: A Generalization of Environments.

Gopalan Nadathur Debra Sue Wilson A Notation for Lambda Terms: A Generalization of Environments. 49-98 1998 198 Theor. Comput. Sci. 1-2 db/journals/tcs/tcs198.html#NadathurW98 http://dx.doi.org/10.1016/S0304-3975(97)00184-9