FRÖHLICH, Sebastian. Johannes Treutler (1820–1892) – historical and cultural context and the figure of a hermit from Mariańska Góra. HERBALISM. Online. 16 June 2023. Vol. 9, no. 1, pp. 178-182. [Accessed 10 December 2025]. DOI 10.12775/HERB.2023.014.