TY  - BOOK
AU  - Scarpellini Bruno
TI  - Proof theory and intuitionistic systems
SN  - 3-540-05541-X
U1  - 511.3 
PY  - 1971///
CY  - Berlin
PB  - Springer-Verlag
KW  - Intuitive mathematics
KW  - Mathematical logic
KW  - Proof theory
ER  -