International Workshop on Declarative Agent Languages and Technologies Hakodate-shi, Japan, SpringerLink (Online service), Baldoni, M., & Endriss, U. (2006). Declarative agent languages and technologies IV: 4th International Workshop, DALT 2006, Hakodate, Japan, May 8, 2006, Selected, Revised and Invited Papers. Springer-Verlag.
Lua i Stíl Chicago (17ú heag.)International Workshop on Declarative Agent Languages and Technologies Hakodate-shi, Japan, SpringerLink (Online service), Matteo Baldoni, agus Ulle Endriss. Declarative Agent Languages and Technologies IV: 4th International Workshop, DALT 2006, Hakodate, Japan, May 8, 2006, Selected, Revised and Invited Papers. Berlin Heidelberg: Springer-Verlag, 2006.
Lua MLA (8ú heag.)International Workshop on Declarative Agent Languages and Technologies Hakodate-shi, Japan, et al. Declarative Agent Languages and Technologies IV: 4th International Workshop, DALT 2006, Hakodate, Japan, May 8, 2006, Selected, Revised and Invited Papers. Springer-Verlag, 2006.