SpringerLink (Online service), Lee, S., & Nakano, Y. (1999). Document Analysis Systems: Theory and Practice: Third IAPR Workshop, DAS'98, Nagano, Japan, November 4-6, 1998, Selected Papers (1st ed. 1999.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-48172-9
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Seong-Whan Lee, και Yasuaki Nakano. Document Analysis Systems: Theory and Practice: Third IAPR Workshop, DAS'98, Nagano, Japan, November 4-6, 1998, Selected Papers. 1st ed. 1999. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/3-540-48172-9.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Document Analysis Systems: Theory and Practice: Third IAPR Workshop, DAS'98, Nagano, Japan, November 4-6, 1998, Selected Papers. 1st ed. 1999. Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/3-540-48172-9.
