1. 1. Bryukhanova, S. T. (1985), "Physiological and hygienic characteristics of labor and the health of telephone operators of the city inquiry service", Abstract of Ph.D. dissertation, Donetsk, Ukraine.
2. 2. Buzunov, V. A. (1991), Proizvodstvennye faktory i vozrastnaya rabotosposobnost', [Production factors and age performance], Zdorov'ya, Kiev, Ukraine.
3. 3. Verkeev, A. V. and Govorushkina, M. V. (2017), "Symptoms and causes of troubleshooting at the workplace of the user and the ways of their solutions", Aktualnye voprosy aviatsii i astronavtiki, No 2, pp. 695-697, available at: https://cyberleninka.ru/article/n/simptomy-i-prichiny-utomleniya-na-rabochem-meste-polzovatelya-pevm-i-puti-ih-resheniya
4. 4. Vodopyanova, N. E. (2011), Profilaktika i korrektsiya sindroma vygoraniya: metodologiya, teoriya, praktika, [Prevention and correction of burnout syndrome: methodology, theory, practice], Publishing House St. Petersburg. University, St. Petersburg, Russia.
5. 5. Vorona, A. A., Golovkina, O. L., Matyukhin, V. V. and Yushkova, O. I. (1999), "Influence of factors of occupational environment on the clinical and physiological status of individuals working with video display terminals", Meditsina truda i prom. ekologia, No 7, pp. 25-28.