Roszkos, R. et al. 2020. Effect of different n-6/n-3 fatty acid proportion oil sources on reproduction performance and fatty acid profile of milk in modern genotype sows - Pleminary results: Preliminary results. Acta Agraria Debreceniensis. 1 (May 2020), 121–128. DOI:https://doi.org/10.34101/actaagrar/1/3742.