SpringerLink (Online service), Wirsing, M., & Hung, D. V. Theoretical aspects of computing - ICTAC 2005: Second International Colloquium, Hanoi, Vietnam, October 17-21, 2005, Proceedings.
Čikaški stil citiranja (17. izdanje)SpringerLink (Online service), Martin Wirsing, i Dang Van Hung. Theoretical Aspects of Computing - ICTAC 2005: Second International Colloquium, Hanoi, Vietnam, October 17-21, 2005, Proceedings.
MLA način citiranja (8. izdanje)SpringerLink (Online service), et al. Theoretical Aspects of Computing - ICTAC 2005: Second International Colloquium, Hanoi, Vietnam, October 17-21, 2005, Proceedings.
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