Xu, J., Chng, M., Chung, T., He, C., Wang, R., & ENGINEERING, C. &. E. (2014). Permeability of polyimides derived from non-coplanar diamines and 4,4′-(hexafluoroisopropylidene)diphthalic anhydride.

Xu, J.W., M.L Chng, T.S Chung, C.B He, R. Wang, و CHEMICAL & ENVIRONMENTAL ENGINEERING. Permeability of Polyimides Derived From Non-coplanar Diamines and 4,4′-(hexafluoroisopropylidene)diphthalic Anhydride. 2014.

Xu, J.W., et al. Permeability of Polyimides Derived From Non-coplanar Diamines and 4,4′-(hexafluoroisopropylidene)diphthalic Anhydride. 2014.