參考Marie-Luise Heuser: Die Anfänge der Topologie in Mathematik und Naturphilosophie. In: Stephan Günzel(ed.):Topologie: zur Raumbeschreibung in den Kultur- und Medienwissenschaften. Bielefeld 2007. page 183. Google Books(德文)
Ribas, Albert. "Leibniz' "Discourse on the Natural Theology of the Chinese" and the Leibniz-Clarke Controversy." Philosophy East and West 53, no. 1 (2003): 64-86. http://www.jstor.org/stable/1400055 (页面存档备份,存于互联网档案馆)
Ribas, Albert. "Leibniz' "Discourse on the Natural Theology of the Chinese" and the Leibniz-Clarke Controversy." Philosophy East and West 53, no. 1 (2003): 64-86. http://www.jstor.org/stable/1400055 (页面存档备份,存于互联网档案馆)