@article{CTT100591419,
  author = {S. Ueno and T. Akatsu and H. Nakajima},
  title = {Fabrication of Porous Magnesium Spinel with Directional Pores by Unidirectional Solidification},
  journal = {Ceramics International},
  year = 2009,
}

@article{CTT100591420,
  author = {Shunkichi Ueno and Takashi Akatsu and Hideo Nakajima},
  title = {Fabrication of porous magnesium spinel (MgAl2O4) with cylindrical pores by unidirectional solidification},
  journal = {Journal of Physics: Conference Series},
  year = 2009,
}

@article{CTT100548652,
  author = {Shunkichi UENO and Lin M. LIN and Hideo NAKAJIMA and Eiichi YASUDA},
  title = {Effects of impurities on formation pores during solidfication for porous alumina and its compressive strength},
  journal = {Journal of the Ceramic Society of Japan},
  year = 2008,
}