@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{CTT100704466,
  author = {Kosuke Naokawa and Masaaki Umehara and Kotaro Yamada},
  title = {Isometric deformations of cuspidal edges},
  journal = {Tohoku Math. J.},
  year = 2016,
}

@inproceedings{CTT100723223,
  author = {Kotaro Yamada},
  title = {Analytic Extensions of spacelike maximal surfaces in MInkowski 3-space to timelike surfaces},
  booktitle = {},
  year = 2016,
}

@inproceedings{CTT100723225,
  author = {Kotaro Yamada},
  title = {Analytic Extensions of spacelike maximal surfaces in MInkowski 3-space to timelike surfaces},
  booktitle = {},
  year = 2016,
}

@inproceedings{CTT100815664,
  author = {Martins, L.F. and Saji, K. and Umehara, M. and Kotaro Yamada},
  title = {Behavior of gaussian curvature and mean curvature near non-degenerate singular points on wave fronts},
  booktitle = {Springer Proceedings in Mathematics and Statistics},
  year = 2016,
}