Gen Kojima,Hiroshi Wachi, Kenkichi Ishigure, Yoneho Tabata. 19F- and 1H-NMR spectra of tetrafluoroethylene–propylene copolymers. // Journal of Polymer Science: Polymer Chemistry Edition. - Volume 14, Issue 6, pages 1317–1330, 1976.
- DOI:
http://dx.doi.org/10.1002/pol.1976.170140602