@book{CTT100769324,
  author = {梅原雅顕 and 山田光太郎 and 佐治健太郎},
  title = {特異点をもつ曲線と曲面の幾何学},
  publisher = {丸善出版},
  year = 2017,
}

@book{CTT100769322,
  author = {Masaaki Umehara and Kotaro Yamada},
  title = {Differential Geometry of Curves and Surfaces},
  publisher = {World Scientific},
  year = 2017,
}

@article{CTT100755400,
  author = {Shoichi Fujimori and Udo Hertrich-Jeromin and Masatoshi Kokubu and Masaaki Umehara and Kotaro Yamada},
  title = {Quadrics and Scherk towers},
  journal = {Monatshefte für Mathematik},
  year = 2017,
}

@article{CTT100755402,
  author = {Atsufumi Honda and Miyuki Koiso and Masatoshi Kokubu and Masaaki Umehara and Kotaro Yamada},
  title = {Mixed type surfaces with bounded mean curvature in 3-dimensional space-times},
  journal = {Differential Geometry and its Applications},
  year = 2017,
}

@article{CTT100755405,
  author = {Naoya Ando and Toshfumi Fujiyama and Masaaki Umehara},
  title = {C^1-umbilics with arbitrary high indices},
  journal = {},
  year = 2017,
}

@article{CTT100754426,
  author = {FUJIMORI SHOICHI and KAWAKAMI YU and KOKUBU MASATOSHI and ROSSMAN WAYNE and UMEHARA MASAAKI and YAMADA KOTARO},
  title = {ANALYTIC EXTENSION OF JORGE-MEEKS TYPE MAXIMAL SURFACES IN LORENTZ-MINKOWSKI 3-SPACE},
  journal = {Osaka Journal of Mathematics},
  year = 2017,
}