@article{CTT100500180,
  author = {A. Hirao and K. Kawasaki and T. Higashihara},
  title = {Precise Synthesis of Asymmetric Star-Shaped Polymers by Coupling Reactions of New Specially Designed Polymer Anions with Chain-End-Functionalized Polystyrenes with Benzyl Bromide Moieties},
  journal = {Science and Technology of Advanced Materials},
  year = 2004,
}

@article{CTT100562955,
  author = {A. Hirao and K. Kawasaki and T. Higashihara},
  title = {Synthesis of Well-Defined Star-Branched Polymers by Coupling Reactions of Star-Branched Polymer Anions Comprised of Three Polymer Segments with Chain-End-Functionalized Polystyrenes with a Definite Number of Benzyl Bromide Moieties},
  journal = {Macromolecules},
  year = 2004,
}