SpringerLink (Online service), Ganzinger, H., McAllester, D., & Voronkov, A. (1999). Logic Programming and Automated Reasoning: 6th International Conference, LPAR'99, Tbilisi, Georgia, September 6-10, 1999, Proceedings (1st ed. 1999.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-48242-3
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Harald Ganzinger, David McAllester, και Andrei Voronkov. Logic Programming and Automated Reasoning: 6th International Conference, LPAR'99, Tbilisi, Georgia, September 6-10, 1999, Proceedings. 1st ed. 1999. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/3-540-48242-3.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Logic Programming and Automated Reasoning: 6th International Conference, LPAR'99, Tbilisi, Georgia, September 6-10, 1999, Proceedings. 1st ed. 1999. Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/3-540-48242-3.
