V. Raškelienė and Ž. Uselytė, “Relationships between sleep and wake rhythm characteristics of shift nurses and stress”, SMP, vol. 2, no. 12 (300), pp. 16–19, Dec. 2021, Accessed: Oct. 08, 2026. Available: https://www.zurnalai.vu.lt/slauga/article/view/25240