Nikolova, Milena, Anna Gavrilova, Magdalena Sozoniuk, Antoaneta Trendafilova, and Maria Petrova. 2025. “Contribution to the Authentication of Arnica Montana Flower-Based Herbal Drugs Using High-Performance Thin-Layer Chromatography (HPTLC) Analysis”. Proceedings of the Bulgarian Academy of Sciences 78 (5). Sofia, Bulgaria:676–683. https://doi.org/10.7546/CRABS.2025.05.05.