Triebel, D. & Scholz, P. 2001–2024 IndExs – Index of Exsiccatae. – Botanische Staatssammlung München: http://indexs.botanischestaatssammlung.de. – München, Germany.
"Förderverein "Naturwissenschaftliche Glaskunst Blaschka-Haus e. V". (The Promotional Association "Scientific Glass Art – Blaschka-Haus e. V.")". Urania-dresden.de. Archived from the original on 2014-11-29. Retrieved 2015-06-10. Short title: "Blaschka – English version". Translation by Peter Silbernagl. Lead sentence: "In September 2000, an association was founded in Dresden-Hosterwitz with the aim of establishing a museum-type memorial for the work of Leopold and Rudolf Blaschka and to treasure the memory of those two glass-artists." Earliest English-language title: The Association "Naturwissenschaftliche Glaskunst – Blaschka-Haus e.V.". Johanna Dühning, Chairman of the Association; translation by Benjamin Pentzold (archived 2002-09-10).
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"Förderverein "Naturwissenschaftliche Glaskunst Blaschka-Haus e. V". (The Promotional Association "Scientific Glass Art – Blaschka-Haus e. V.")". Urania-dresden.de. Archived from the original on 2014-11-29. Retrieved 2015-06-10. Short title: "Blaschka – English version". Translation by Peter Silbernagl. Lead sentence: "In September 2000, an association was founded in Dresden-Hosterwitz with the aim of establishing a museum-type memorial for the work of Leopold and Rudolf Blaschka and to treasure the memory of those two glass-artists." Earliest English-language title: The Association "Naturwissenschaftliche Glaskunst – Blaschka-Haus e.V.". Johanna Dühning, Chairman of the Association; translation by Benjamin Pentzold (archived 2002-09-10).
