"K. Sugiyama,Y. Karasawa,T. Higashihara,Y. Zhao,A. Hirao","Synthesis of Block Copolymers and Asymmetric Star-Branched Polymers Comprised of Polyacetylene and Polystyrene Segments via Ionic Bond Formation",,"Monatshefte Fuer Chemie",,"Vol. 137","No. 7","pp. 869-880",2006, "A. Hirao,Y. Karasawa,T. Higashihara,Y. Zhao,K. Sugiyama","Synthesis of Block Copolymers and Star-Branched Polymers Consisting of Conducting Polyacetylene Segments via IonicIinteraction to Form Ionic Bond",,"Designed monomers and polymers",,"Vol. 7","No. 6","pp. 647-660",2004,