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2.      HongJun Yang; Jinbao Xu; GuangZhao Zhang, Hybrid copolymerization of cyclic and vinyl monomers. Science China Chemistry, 2013, 56: 1101-1104.

3.      Hongjun Yang; Jinbao Xu; Stergios Pispas; Guangzhao Zhang, One-step synthesis of hyperbranched biodegradable polymer. RSC Advances, 2013, 3: 6853-6858.