KUNCHEVA, Gergana et al. Loss of nutrients through soil water erosion in calcic chernozem. In Acta technologica agriculturae. ISSN 1335-2555, 2022, vol. 25, iss. 3, s. 113-121. Dostupné na internete:<https://doi.org/10.2478/ata-2022-0018>