TY - DATA AU - Greenberg, Noam TI - The role of true finiteness in the admissible recursively enumerable degrees T2 - Memoirs of the American Mathematical Society, SN - 9781470404581 (online) PY - 2006/// CY - Providence, R.I. PB - American Mathematical Society UR - http://www.ams.org/memo/0854 ER -