Petrova, A., Barbutska, D., Koeva, Y., Kanarev, M., Georgieva, K., Tchekalarova, Y., Davcheva, D., Kisova, E., Kostadinov, N. Morphology and functional aspects of testicular leidig cells in melatonin deficiency conditions. Plovdiv: 2024 101-104,.
Petrova, A., Barbutska, D., Koeva, Y., Kanarev, M., Georgieva, K., Tchekalarova, Y., Davcheva, D., Kisova, E., Kostadinov, N. Morphology and functional aspects of testicular leidig cells in melatonin deficiency conditions. Plovdiv: 2024 101-104,.
Petrova, A., Barbutska, D., Koeva, Y., Kanarev, M., Georgieva, K., Tchekalarova, Y., Davcheva, D., Kisova, E., Kostadinov, N. (2024) Morphology and functional aspects of testicular leidig cells in melatonin deficiency conditions, Plovdiv: 101-104,.
Petrova, A., Barbutska, D., Koeva, Y., Kanarev, M., Georgieva, K., Tchekalarova, Y., Davcheva, D., Kisova, E., & Kostadinov, N. (2024). Morphology and functional aspects of testicular leidig cells in melatonin deficiency conditions. Научни трудове на Съюза на учените - Пловдив. Серия Г. Медицина, фармация и дентална медицина (с. 101-104). Plovdiv: 30.
Petrova A, Barbutska D, Koeva Y, Kanarev M, Georgieva K, Tchekalarova Y, et al. Morphology and functional aspects of testicular leidig cells in melatonin deficiency conditions. Plovdiv: 2024. p. 101-104.