TY  - BOOK
AU  - Schlechta, Karl
TI  - Coherent systems
SN  - 9780444517890
SN  - 200405620
U1  - 006.3 SCH 
PY  - 2004///
CY  - Amsterdam
PB  - Elsevier
KW  - Algebraic logic
KW  - Modality (Logic)
KW  - Nonmonotonic reasoning
KW  - Semantics - Mathematical models
N1  - Includes bibliographical references (p. 435-439) and index
ER  -