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Hadzieva, E.; Guncaga, J.; Bose, S. C.; Ivanoska, K. S. Introductory Survey on Challenges Encountered by University Teachers in Online Teaching of STEM Subjects During COVID-19 Lockdown. CEJER 2021, 3 (3), 22-32. https://doi.org/10.37441/cejer/2021/3/3/9601.