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Soós, Áron, Tóth, N., Bódi, Éva, Várallyay, S., Molnár, S. and Kovács, B. 2018. The effect of the preparation method on the physical and chemical characteristics of propolis tinctures. Acta Agraria Debreceniensis. 74 (Jun. 2018), 163-168. DOI:https://doi.org/10.34101/actaagrar/74/1683.