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  author = {Y. Inagaki and Y. Narumi and K. Kindo and H. Kikuchi and T. Kamikawa and T. Kunimoto and S. Okubo and H. Ohta and T. Saito and M. Azuma and M. Takano and H. Nojiri and M  Kaburagi and Takashi Tonegawa},
  title = {Ferro-Antiferromagnetic Delta-Chain System Studied by High Field Magnetization Measurements},
  journal = {J. Phys. Soc. Jpn.},
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@article{CTT100627369,
  author = {H. Ohta and S. Okubo and Tomohisa Kamikawa and Takashi Kunimoto and Y. Inagaki and H. Kikuchi and T. Saito and M. Azuma and M. Takano},
  title = {High Field ESR Study of the S=1/2 Diamond-Chain Substance Cu3(CO3)2(OH)2 up to the Magnetization Plateau Region},
  journal = {J. Phys. Soc. Jpn.},
  year = 2003,
}

@article{CTT100632795,
  author = {T. Kamikawa and S. Okubo and T. Kunimoto and H. Ohta and Y. Inagaki and H. Kikuchi and T. Saito and M. Azuma and M. Takano},
  title = {High Field ESR Measurement of Diamond Chain Substance Cu3(OH)2(CO3)2},
  journal = {Physica B},
  year = 2003,
}

@article{CTT100632947,
  author = {T. Kunimoto and T. Kamikawa and Y. Inagaki and S. Okubo and H. Ohta and H. Kikuchi and T. Saito and M. Azuma and M. Takano},
  title = {ESR Study of Frustrared Δ-Chain System},
  journal = {Physica B},
  year = 2003,
}