CABAJ, Jarosław. “DZIEWULSKI Eugeniusz Klemens (1842-1889), Naturalist, Organizer of Scientific Work in the Post-Uprising Era, Popularizer of Natural Sciences”. Historia i Świat 15 (August 16, 2026): 533–535. Accessed August 24, 2026. https://czasopisma.uph.edu.pl/historiaswiat/article/view/4376.