@article{CTT100545829,
  author = {Takumi Watanabe and Hiroshi Yanagi and Toshio Kamiya and Yoichi Kamihara and Hidenori Hiramatsu and Masahiro Hirano and Hideo Hosono},
  title = {Nickel-Based Oxyphosphide Superconductor with a Layered Crystal Structure, LaNiOP},
  journal = {Inorg. Chem.},
  year = 2007,
}

@article{CTT100545833,
  author = {Hidenori Hiramatsu and Kazushige Ueda and Hiromichi Ohta and Masahiro Hirano and Maiko Kikuchi and Hiroshi Yanagi and Toshio Kamiya and Hideo Hosono},
  title = {Heavy hole doping of epitaxial thin films of a widegap p-type semiconductor, LaCuOSe, and analysis of the effective mass},
  journal = {Appl. Phys. Lett.},
  year = 2007,
}