Philosophical Traditions: Renaissance Platonism - David Mycoff's general summary of some the most important ideas. Originally intended as a background to a poem. - http://www.warren-wilson.edu/~dmycoff/plato.html
Platonism in the Renaissance - A lengthy article on the movement, its background and influence. By John Charles Nelson, from the Dictionary of the History of Ideas. - http://etext.lib.virginia.edu/cgi-local/DHI/dhi.cgi?id=dv3-64
Renaissance Neo-Platonism - Article by Richard Hooker reviewing this movement, from its roots in antiquity to its offshoots in the present day. - http://www.hermetic.com/texts/neoplatonism.html
Platonic Academy - About the academy in Florence. The members included Ficino, Pico and Machiavelli. From the Institute and Museum of the History of Science. - http://brunelleschi.imss.fi.it/genscheda.asp?appl=LST&xsl=luogo&lingua=ENG&chiave=700044
Great Theosophists: The Neoplatonic Revival - Renaissance theosophy in the Platonic Academy and elsewhere. From WisdomWorld.org. - http://www.wisdomworld.org/setting/revival.html