OBOŇA, Jozef et al. Honey bee populations, their parasites, and landscape structure: a case study from Slovakia. In European Journal of Ecology. ISSN 1339-8474, 2022, roč. 8, č. 1, s. 27-37. Available on Internet: <https://journals.ku.edu/EuroJEcol/article/view/15428/14826>