Journal of Faculty of Science, Hokkaido University. Series I. Mathematics~Hokkaido University, Department of Mathematics. Cambridge University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Journal of Faculty of Science, Hokkaido University. Series I. Mathematics~Hokkaido University, Department of Mathematics. Cambridge University Press.
Παραπομπή σε μορφή MLA (9th εκδ.)Journal of Faculty of Science, Hokkaido University. Series I. Mathematics~Hokkaido University, Department of Mathematics. Cambridge University Press.
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