著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) S. Akamine and M. Umehara and K. Yamada,Improvement of the Bernstein-type theorem for space-like zero mean curvature graphs in Lorentz-Minkowski space using fluid mechanical duality,"Proceedings of the American Mathematical Society, Series B",2330-1511,American Mathematical Society (AMS),2020-02-20,7,2,17-27,https://cir.nii.ac.jp/crid/1361975844248205696,https://doi.org/10.1090/bproc/44