Kichigina, O. O., Hlushchenko, L. A., Smulska, I. V., Demyanyuk, O. S., & Tsybro, Y. A. (2025). Regulatory framework for medicinal plant seed production: Ukraine and the EU. Plant Varieties Studying and Protection, 21(4). https://doi.org/10.21498/2518-1017.21.4.2025.346240