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