Magnetoresistance investigation in the mixed state of a high temperature superconductor Mustapha Bghour, Abdelaziz Labrag, Habiba El Hamidi, Ahmed Abou El Hassan and Ahmed Taoufik Eur. Phys. J. Appl. Phys., 93 1 (2021) 10601 Published online: 21 January 2021 DOI: 10.1051/epjap/2020200222