@article{CTT100418313,
  author = {K.Takeshita and ASASHI KITAMOTO},
  title = {Relation between Separation Factor of Carbon Isotope and Chemical Reaction of CO2 with Amine in Nonaqueous Solvent(共著)},
  journal = {J. Chem. Eng. Japan},
  year = 1989,
}

@article{CTT100418315,
  author = {Shiro Matsumoto and K.Takeshita and Jiro Koga and Yoichi Takashima},
  title = {A Production Process for Uniform-size Polymer Particles(共著)},
  journal = {J. Chem. Eng. Japan},
  year = 1989,
}