TY  - JOUR
A1  - Linke, Thomas
A1  - Tompits, Hans
A1  - Woltran, Stefan
T1  - On Acyclic and head-cycle free nested logic programs
Y1  - 2004
SN  - 3-540-22671-01
ER  - 
TY  - JOUR
A1  - Linke, Thomas
A1  - Tompits, Hans
A1  - Woltran, Stefan
T1  - On acyclic and head-cycle free nested logic programs
Y1  - 2004
ER  -