The Impact of Covid-19 on Research Process Case of Study Master 2 EFL Students at The University of Mohammed Seddik Ben Yahia, Jijel- AlgeriaAïcha Boufenchoucha and Oktiva Herry ChandraE3S Web Conf., 317 (2021) 05009DOI: https://doi.org/10.1051/e3sconf/202131705009