http://scidiv.bcc.ctc.edu/Math/ArchimedesTombstone.html

http://web.unife.it/altro/tesi/A.Montanari/indice.htm

http://www.cisi.unito.it/arachne/arachne.html

http://www.cisi.unito.it/arachne/num4/index4.html

http://www.humboldt.edu/~mef2/ARCHCI1set.htm

http://www.mcs.drexel.edu/~crorres/Archimedes/contents.html

http://www.mcs.drexel.edu/~crorres/Archimedes/Lever/LeverIntro.html

http://www.mcs.drexel.edu/~crorres/Archimedes/Screw/SourcesScrew.html

http://www.sns.it/html/OltreIlCompasso/Mostra-Matematica/mostra/schedaspecchi.htm

http://web.unife.it/altro/tesi/A.Montanari/Archimed.htm

http://www2.math.unifi.it/~archimede/archimede/index.html

http://www-groups.dcs.st-and.ac.uk/~history/Curves/Spiral.html

http://www-history.mcs.st-and.ac.uk/history/Mathematicians/Archimedes.html