@article{CTT100385570,
  author = {Mitunobu Iwasaki and Atsuo Yasumori and S. Shibata and masayuki yamane},
  title = {Preparation of High Homogeneity BaO-TiO<sub>2</sub>-SiO<sub>2</sub> Gel},
  journal = {J.Sol-Gel Sci and Technology},
  year = 1994,
}

@article{CTT100385557,
  author = {Mitunobu Iwasaki and Atsuo Yasumori and S. Shibata and masayuki yamane},
  title = {Suppression of Crystallization of BaO-TiO<sub>2</sub>-SiO<sub>2</sub> Gel During Densification Treatment},
  journal = {Ceramic Transactions},
  year = 1993,
}