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@article{CTT100638994,
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@article{CTT100631983,
  author = {Yoshitaka Nakamura and M. Kawai and Masaki Azuma and Makoto Kubota and M. Shimada and Toshiaki Aiba and Yuichi Shimakawa},
  title = {Rhombohedral-tetragonal structural change and enhanced piezoelectric constant in (1-x)BiFeO3-xBiCoO3 thin films},
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@article{CTT100631985,
  author = {Makoto Kubota and Kengo Oka and Yoshitaka Nakamura and Hisato Yabuta and Kaoru Miura and Yuichi Shimakawa and Masaki Azuma},
  title = {Sequential Phase Transitions in Sm Substituted BiFeO3},
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@article{CTT100631988,
  author = {Yoshitaka Nakamura and Masanori Kawai and Masaki Azuma and Makoto Kubota and M. Shimada and Toshiaki Aiba and Yuichi Shimakawa},
  title = {Enhanced Piezoelectric Constant of (1- x)BiFeO3–xBiCoO3 Thin Films Grown on LaAIO3 Substrate},
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}