00693naa#a2200193#i#450# EN\\bibl\40342 20240426230334.5 2542-1840 20201106b2020####ek#y0engy0150####ca RU Mathematical Methods in Monitoring the Quality of Student Performance Journal article Kemerovo Kemerovo State University 2020 8 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Portnova Alla Georgievna Lesnikova Svetlana Leonidovna Rusakova Nina Aleksandrovna vestnik-hss.kemsu.ru