Rujukan Roald_Hoffmann

  1. ↑ "Professor Roald Hoffmann ForMemRS". London: Royal Society. Diarkibkan daripada asal pada 2015-11-09. 
  2. ↑ Hoffmann's birth name was Roald Safran. Hoffmann is the surname adopted by his stepfather in the years after World War II
  3. ↑ "Roald Hoffmann - Biographical". nobelprize.org. Diarkibkan daripada yang asal pada December 4, 2008. Dicapai May 9, 2018. 
  4. ↑ "Photograph of Roald Hoffman". kewgardensmovie.com. Diarkibkan daripada yang asal pada March 3, 2016. Dicapai May 9, 2018. 
  5. ↑ "Roald Hoffmann". www.nndb.com. Diarkibkan daripada yang asal pada January 17, 2017. Dicapai May 9, 2018. 
  6. ↑ The Nobel Prize in Chemistry 1981 Diarkibkan March 22, 2018, di Wayback Machine.. Nobelprize.org. Retrieved on April 2, 2014.
  7. ↑ "Roald Hoffmann". Archived from the original on April 22, 2008. Dicapai November 20, 2012. Selenggaraan CS1: BOT: Status original-url tidak diketahui (link) . Cornell Chemistry Faculty Research
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