Eriņš, Matīss, Oļesja Minejeva, Zigurds Markovičs, Juris Lauznis, and Raivis Kivlenieks. 2019. “RESEARCH OF HUMAN FATIGUE AND MEASUREMENT PARAMETERS FOR WORKABILITY ASSESSMENT”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (June): 38-43. https://doi.org/10.17770/etr2019vol2.4148.