Popovych, I., Semenov, O., Skliaruk, A., Sotnikova, K., & Semenova, N. (2021). Research of the dominant psycho-emotional states of university lecturers during the progression of the COVID-19 pandemic. Amazonia Investiga, 10(48), 52-62. https://doi.org/10.34069/AI/2021.48.12.6