@article{CTT100916175,
  author = {Atsufumi Honda and Naokawa Kosuke and Kentaro Saji and Masaaki Umehara and Kotaro Yamada},
  title = {Symmetries of cross caps},
  journal = {TOHOKU MATH. J.},
  year = 2023,
}

@article{CTT100916176,
  author = {Atsufumi Honda and Naokawa Kosuke and Kentaro Saji and Masaaki Umehara and Kotaro Yamada},
  title = {A generalization of zakalyukin's lemma, and symmetries of surface singularities},
  journal = {Journal of Singularities},
  year = 2022,
}

@article{CTT100849150,
  author = {Atsufumi Honda and Naokawa Kosuke and Kotaro Yamada and Masaaki Umehara},
  title = {Isometric deformations of wave fronts at non-degenerate singular points},
  journal = {HIROSHIMA MATH. J.},
  year = 2020,
}

@article{CTT100849151,
  author = {Atsufumi Honda and Naokawa Kosuke and Masaaki Umehara and Kotaro Yamada},
  title = {Curved foldings with common creases and crease patterns},
  journal = {Adv. Appl. Math.},
  year = 2020,
}

@article{CTT100849153,
  author = {Atsufumi Honda and Naokawa Kosuke and Masaaki Umehara and Kotaro Yamada},
  title = {Duality on generalized cuspidal edges preserving singular set images and first fundamental forms},
  journal = {J. of Singul.},
  year = 2020,
}

@article{CTT100849152,
  author = {Atsufumi Honda and Naokawa Kosuke and Masaaki Umehara and Kotaro Yamada},
  title = {Cuspidal edges with the same first fundamental forms along a  knot},
  journal = {：J.  Knot Theory Ramifications},
  year = 2020,
}

@article{CTT100836955,
  author = {Atsufumi Honda and Naokawa Kosuke and Masaaki Umehara and Kotaro Yamada},
  title = {Isometric realization of cross caps as formal power series and its applications},
  journal = {Hokkaido Mathematical Journal},
  year = 2019,
}

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