1. Cohen C. The Early History of Chemical Engineering: A Reassessment. British Journal for the History of Science, 1996, 29 (2): 171–194. http://www.jiscjournalarchives.ac.uk/openurl.html? ref = cup/BJH29_02/S000708740003421Xa.pdf
2. Hager T. The Alchemy of Air: A Jewish Genius, a Doomed Tycoon, and the Scientific Discovery That Fed the World but Fueled the Rise of Hitler. New York: Harmony Books. 2008
3. Torp C. The Great Transformation: German Economy and Society 1850–1914. In: Smith H W (ed.), The Oxford Handbook of Modern German History, 2011, 347–348
4. Dickey P A. The first oil well. Journal of Petroleum Technology, 1959, 59: 14–25
5. Chernow R. Titan: The Life of John D. Rockefeller, Sr. New York: Random House, 1998