BIBLIOGRAPHY CONTRIBUTOR Gérard Simon First name Gérard Last name Simon Bibliography entries by this contributor Simon, Gérard. 1992. “L'optique D'ibn Al-Haytham Et La Tradition Ptoléméenne”. Arabic Sciences And Philosophy 2 (2): 203-236. Simon, Gérard. 1992. “L'optique D'ibn Al-Haytham Et La Tradition Ptoléméenne”. Arabic Sciences And Philosophy 2: 203-235.