Pion generalized parton distributions within a fully covariant constituent quark modelCristiano Fanelli, Emanuele Pace, Giovanni Romanelli, Giovanni Salmè and Marco SalmistraroEur. Phys. J. C, 76 5 (2016) 253DOI: https://doi.org/10.1140/epjc/s10052-016-4101-1