Não informado. (2020). Journal of Mathematics, Osaka City University. Osaka City University, Department of Mathematics.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of Mathematics, Osaka City University. Osaka, Japão: Osaka City University, Department of Mathematics, 2020.
Citação MLA (8ª ed.)Não informado. Journal of Mathematics, Osaka City University. Osaka City University, Department of Mathematics, 2020.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.