Optimization of the Gyroaverage operator based on Hermite interpolationFabien Rozar, Christophe Steiner, Guillaume Latu, Michel Mehrenberger, Virginie Grandgirard, Julien Bigot, Thomas Cartier-Michaud and Jean RomanESAIM: Proc., 53 (2016) 191-210DOI: https://doi.org/10.1051/proc/201653012