"Susumu Kawauchi,Eisuke Gotou,Saki Nakamura,Hideharu Mori,mitsuru ueda,tomoya higashihara","Precision synthesis of regioregular poly(3-hexylthiophene) with low dispersity using a zincate complex catalyzed by nickel with the ligand of 1,2-bis(dicyclohexylphosphino)ethane",,"Journal of Polymer Science Part A: Polymer Chemistry","Wiley","Vol. 52","No. 26","Page 2287?2296",2014,Mar.