@misc{Hamilton_William_Rowan_(1805–1865)_On_1967, author={Hamilton, William Rowan (1805–1865)}, volume={3}, copyright={Public Domain}, journal={Cunningham Memoir}, address={Cambridge}, howpublished={online}, year={1967}, publisher={University Press}, language={eng}, language={eng}, type={Text}, title={On a Proof from Quaternions of the celebrated Theorem of Joachimsthal (1851)}, URL={http://www.rcin.org.pl/Content/190067/PDF/WA35_223308_11536-3_art-32.pdf}, }