Não informado. (1964). Osaka Journal of Mathematics. University of Osaka, Department of Mathematics.
Chicagoスタイル(17版)引用形式Não informado. Osaka Journal of Mathematics. Osaka, Japão: University of Osaka, Department of Mathematics, 1964.
MLA(8版)引用形式Não informado. Osaka Journal of Mathematics. University of Osaka, Department of Mathematics, 1964.
警告: この引用は必ずしも正確ではありません.