SpringerLink (Online service), Bart, H., Hempfling, T., & Kaashoek, M. A. (2008). Israel Gohberg and Friends: On the Occasion of his 80th Birthday. Birkhäuser Basel.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Harm Bart, Thomas Hempfling, και Marinus A. Kaashoek. Israel Gohberg and Friends: On the Occasion of His 80th Birthday. Basel: Birkhäuser Basel, 2008.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Israel Gohberg and Friends: On the Occasion of His 80th Birthday. Birkhäuser Basel, 2008.
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