SpringerLink (Online service), Bjørner, D., Broy, M., & Zamulin, A. V. (2000). Perspectives of System Informatics: Third International Andrei Ershov Memorial Conference, PSI'99, Akademgorodok, Novosibirsk, Russia, July 6-9, 1999 Proceedings (1st ed. 2000.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-46562-6
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Dines Bjørner, Manfred Broy, και Alexandre V. Zamulin. Perspectives of System Informatics: Third International Andrei Ershov Memorial Conference, PSI'99, Akademgorodok, Novosibirsk, Russia, July 6-9, 1999 Proceedings. 1st ed. 2000. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2000. https://doi.org/10.1007/3-540-46562-6.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Perspectives of System Informatics: Third International Andrei Ershov Memorial Conference, PSI'99, Akademgorodok, Novosibirsk, Russia, July 6-9, 1999 Proceedings. 1st ed. 2000. Springer Berlin Heidelberg : Imprint: Springer, 2000. https://doi.org/10.1007/3-540-46562-6.
