@article{CTT100916177,
  author = {Shoichi Fujimori and Yu Kawakami and Masatoshi Kokubu and Masaaki Umehara and Wayne Rossman and Kotaro Yamada and Seong-Deog Yang},
  title = {Analytic extensions of constant mean curvature one geometric catenoids in de Sitter 3-space},
  journal = {Differential geometry and its applications},
  year = 2022,
}

@article{CTT100836959,
  author = {Shoichi Fujimori and Yu Kawakami and Masatoshi Kokubu and Wayne Rossman and Masaaki Umehara and Kotaro Yamada},
  title = {Exceptional constant mean curvature one  catenoids in de Sitter 3-space},
  journal = {},
  year = 2019,
}

@article{CTT100755406,
  author = {Shoichi Fujimori and Yu Kawakami and Masatoshi Kokubu and Wayne Rossman and Masaaki Umehara and Kotaro Yamada},
  title = {Zero mean curvatrue entire graphs of mixed type in Lorentz-Minkowski 3-space},
  journal = {The Quarterly Journal of Mathematics},
  year = 2016,
}

@article{CTT100636105,
  author = {Shoichi Fujimori and Yu Kawakami and Masatoshi Kokubu and Wayne Rossman and M. Umehara and Kotaro Yamada},
  title = {CMC-1 trinoids in H3 and metrics of constant curvature one with conical singularities on S^2},
  journal = {Prooc. Japan Academy Ser. A},
  year = 2011,
}