@article{CTT100644973,
  author = {S. Okubo and Tomonari Ueda and H. Ohta and Weimin Zhang and T. Sakurai and Nozomi Onishi and Masaki Azuma and Yuichi Shimakawa and Hiroki Nakano and T. Sakai},
  title = {Dzyaloshinsky-Moriya interaction and field-induced magnetic order in an antiferromagnetic honeycomb lattice compound Bi3Mn4O12(NO3) studied by high-field electron spin resonance},
  journal = {PHYSICAL REVIEW B},
  year = 2012,
}

@article{CTT100714422,
  author = {Y. Shirata and H. Tanaka and T. Ono and A. Matsuo and K. Kindo and H. Nakano},
  title = {Quantum Magnetization Plateau in Spin-1 Triangular-Lattice Antiferromagnet},
  journal = {J. Phys. Soc. Jpn.},
  year = 2011,
}

@article{CTT100714404,
  author = {T. Ono and H. Tanaka and Y. Shirata and A. Matsuo and K. Kindo and F. Ishikawa and O. Kolomiyets and H. Mitamura and T. Goto and H. Nakano and N. A. Fortune and S. T. Hannahs and Y. Yoshida and Y. Takano},
  title = {Magnetic-Field Induced Quantum Phase Transitions in Triangular-Lattice Antiferromagnets},
  journal = {J. Phys: Conf. Ser.},
  year = 2011,
}