?url_ver=Z39.88-2004&rft_id=doi%3A10.3390%2Fpolym11071169&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Ram%C3%B3n&rft.au=Pali-Casanova%2C+Ram%C3%B3n&rft.aulast=Pali-Casanova&rft.issn=2073-4360&rft.atitle=Effect+of+Sulfonic+Groups+Concentration+on+IEC+Properties+in+New+Fluorinated+Copolyamides&rft.pages=1169&rft.issue=7&rft.title=Polymers&rft.volume=11&rft.date=2019&rft.genre=article