Digital Teacher for the 21st-century School 4.0Elena Nikolayevna Fedorova, Tamara Ivanovna Berezina, Marina Sergeyevna Moskalenko, Anna Vladimirovna Tukshumskaya and Yulia Yevgenyevna TimokhinaSHS Web Conf., 121 (2021) 02015DOI: https://doi.org/10.1051/shsconf/202112102015
