@article{CTT100676677,
  author = {Yuta Nabae and Jie Liang and Xuhui Huang and Teruaki Hayakawa and Masa-aki Kakimoto},
  title = {Sulfonic acid functionalized hyperbranched poly(ether sulfone) as a solid acid catalyst},
  journal = {Green Chemistry},
  year = 2014,
}