Z. Nenchovska, M. Atanasova, N. Ivanova, R. Mitreva, and J. Tchekalarova, “Emotional Disturbance in Two Models of Melatonin Deficiency: A Comparative Study”, C. R. Acad. Bulg. Sci., vol. 75, no. 1, pp. 143–149, Feb. 2022.