TY  - DATA
AU  - Michael Gelfond, Nicole Leone, Gerald Pfeifer
TI  - Logic Programming and Nonmonotonic Reasoning
SN  - 9783540467670
PY  - 1999///
PB  - Springer Berlin Heidelberg
KW  - Computer Science
UR  - https://doi.org/10.1007/3-540-46767-X
ER  -