Paris law parameter identification based on the Extended Kalman Filter M. Melgar, C. Gomez-Jimenez, L.D. Cot, S. Dejean, C. Mabru and J. Martinez-Vega MATEC Web Conf., 83 (2016) 03003 Published online: 16 November 2016 DOI: 10.1051/matecconf/20168303003