Serguei D Mikhailenko, Keping Wang, Serge Kaliaguine, Peixiang Xing, Gilles P Robertson, Michael D Guiver,
Proton conducting membranes based on cross-linked sulfonated poly(ether ether ketone) (SPEEK) Journal of Membrane Science. ,vol. 233, pp. 93- 99 ,(2004) ,
10.1016/J.MEMSCI.2004.01.004