TY  - BOOK
AU  - Chein, Michel
AU  - Mugnier, Marie-Laure
TI  - Graph-based knowledge representaion: computational foundations of conceptual graphs
SN  - 9781848002852
U1  - 003.54 
PY  - 2009///
CY  - New York
PB  - Springer
KW  - Conceptual structures (Information theory)
ER  -