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Abu Bin Imran , Takahiro Seki, Kohzo Ito, and Yukikazu Takeoka,”Poly(N-isopropylacrylamide) Gel Prepared Using a Hydrophilic Polyrotaxane-Based Movable Cross-Linker”, Macromolecules, 43(4),1975-1980(2010).

https://pubs-acs-org.utokyo.idm.oclc.org/doi/10.1021/ma902349j