Keyword: «stepik»

Authors: Alesya Polovnikova, Tatyana Holstinina, Daniil Alipov, Olesya Bilituk, Danil Slobodin, Nadejda Skopkareva, Darya Kozlova

Authors: Tatyana Pitirimova, Anna Lutaya, Tatyana Medyannikova

Authors: Alisa Kiselyova, Ivan Tatayrov, Marina Maslova

Authors: Diana Melnikova, Inomjon Myhiddinov, Natalya Fyrsova

Authors: Kristina Skochilova, Mariya Demina