-
1051
-
1052
-
1053
Sentences undecidable in formalized arithmetic an exposition of the theory of Kurt Godel
Argitaratua 1964Liburua -
1054
-
1055
-
1056
-
1057
-
1058
-
1059
Wittgenstein's Tractatus a critical exposition of its main lines of thought
Argitaratua 1964Liburua -
1060


