Article Fabian Kraemer; Kärin Nickelsen; Dana von Suffrin (2022)
Botany and the Science of History: Nature, Culture, and the Origins of Civilization, circa 1850–1900. Isis: International Review Devoted to the History of Science and Its Cultural Influences (pp. 45-62). (/isis/citation/CBB017200598/) unapi

Article Tawadros, Edward (2012)
History of Geology in Egypt. Earth Sciences History: Journal of the History of the Earth Sciences Society (pp. 50-75). (/isis/citation/CBB001251733/) unapi

Article Linke, Max (1977)
Georg Schweinfurth und sein Wirken als Geograph. Petermanns Georgraphische Mitteilungen (pp. 247-251). (/isis/citation/CBB000027985/) unapi