Tumbarski, Y., 		Petrova, N., 		Ivanov, I., 		Petkova, N., 		Ivanova, P., 		Yanakieva, V., 		Vasilev, K., & 		Mihalev, K.
(2023).
 Assessment of the bioactivity, preservation potential and sensory acceptance of a propolis extract applied in a functional fruit-herbal beverage.
<em>Food Science And Applied Biotechnology, 6</em>(2), 320-330.
doi:10.30721/fsab2023.v6.i2.302