* {{citechú thích web | author=Karl Grandin, ed. | title=Richard Adolf Zsigmondy Biography | url=http://nobelprize.org/chemistry/laureates/1925/zsigmondy-bio.html | work=Les Prix Nobel | publisher=The Nobel Foundation | year=1925 | accessdate=2008-07-29}}
* {{citechú bookthích sách | chapter=Richard Adolf Zsigmondy: Properties of Colloids | title=Nobel Lectures, Chemistry 1922-1941 | chapterurl=http://nobelprize.org/nobel_prizes/chemistry/laureates/1925/zsigmondy-lecture.html | location=Amsterdam | publisher=Elsevier Publishing Company | year=1966 | isbn=}}
* {{citechú thích web | author=Timo Mappes | title=Immersionsultramikroskop nach R. Zsigmondy von Winkel-Zeiss, Göttingen | url=http://www.musoptin.com/winkel_zeiss_32607.html | work=Immersion ultramicroscope with optics as of the 1912 patent | year=2012 | accessdate=2012-11-02}}