Nuclear spin relaxation in a vinylidene fluoride and trifluoroethylene copolymer 70/30 - I. Dynamics and morphology in the ferroelectric phase Jérôme Hirschinger, Bernard Meurer et Gilbert WeillJ. Phys. France, 50 5 (1989) 563-582DOI: https://doi.org/10.1051/jphys:01989005005056300