@article{CTT100714088,
  author = {Kaoru Kawafune and Yuichi Hongoh and Takashi Hamaji and Tomoaki Sakamoto and Tetsuya Kurata and Shunsuke Hirooka and Shin-ya Miyagishima and Hisayoshi Nozaki},
  title = {Two different rickettsial bacteria invading Volvox carteri},
  journal = {PLoS One.},
  year = 2015,
}

@article{CTT100664310,
  author = {Kaoru Kawafune and Yuichi Hongoh and Hisayoshi Nozaki},
  title = {A rickettsial endosymbiont inhabiting the cytoplasm of Volvox carteri (Volvocales, Chlorophyceae).},
  journal = {Phycologia},
  year = 2013,
}