000
00274 a2200085 4500
020
_a
3-540-15299-7
100
_a
Robert I. Soare
245
_a
Recursively Enumerable Sets and Degrees: A Study of Computable Functions and Computably Generated Sets
260
_b
Springer-Verlag
_c
1987
999
_c
25849
_d
25849