TY  - BOOK
AU  - Pearce D ed.
ED  - International Workshop on Nonclassical Logics and Information Processing( 1990 : Berlin,Germany )
ED  - International Workshop on Nonclassical Logics and Information Processing
TI  - Nonclassical logics and information processing : proceedings
SN  - 3-540-55745-8
U1  - 511.3 
KW  - Mathematical logic
KW  - Symbolic logic
ER  -