TY  - DATA
AU  - Evelina Lamma, Paola Mello
TI  - Extensions of Logic Programming
SN  - 9783540475620
PY  - 1993///
PB  - Springer Berlin Heidelberg
KW  - Computer Science
UR  - https://doi.org/10.1007/3-540-56454-3
ER  -