TY  - JOUR
A1  - Gharib, Mona
A1  - Schaub, Torsten H.
A1  - Mercer, Robert E.
T1  - Incremental answer set programming : a preliminary report
Y1  - 2007
ER  - 
TY  - JOUR
A1  - Gebser, Martin
A1  - Gharib, Mona
A1  - Schaub, Torsten H.
T1  - Incremental answer sets and their computation
Y1  - 2007
ER  -