Identification of swelling/shrinking coefficients under CO2 on an FKM O-ring – Comparison with HNBR and influence of reinforcements on the matricesEric Lainé, Jean-Claude Grandidier, Séverine A.E. Boyer, Benoit Omnès and Fanny DestaingMatériaux & Techniques, 110 3 (2022) 303DOI: https://doi.org/10.1051/mattech/2022029