000
00275nam a2200109 4500
008
160616s 000 0
245
_a
The two valued iterative sytems of mathematical logic
100
_a
Post, E.L
500
_a
B31 H1
942
_c
BK
_2
BK4562
080
_a
510.6 POST
999
_c
4562
_d
4562