Cilev, G. (2020) “The Influence of Vitamin C over the Production Performances of the Laying Hens in Conditions of Thermal Stress”, Bulgarian Journal of Animal Husbandry, 57(1), pp. 29–35. Available at: https://agriacad.eu/ojs/index.php/bjah/article/view/165 (Accessed: 4 November 2026).