"Kolbe, Adolph Wilhelm Hermann". 100 Distinguished European Chemists. European Association for Chemical and Molecular Sciences. 2005. Archived from the original on 2008-10-11. Retrieved 2007-03-12.
"Kolbe, Adolph Wilhelm Hermann". 100 Distinguished European Chemists. European Association for Chemical and Molecular Sciences. 2005. Archived from the original on 2008-10-11. Retrieved 2007-03-12.