Simon's often quoted source, the Liber de doctrina arabica, has so far not been identified, but cf, what must be a similar glossary/dictionary - Vocabulista - (ed. Schiaparelli) [[https://archive.org/details/vocabulistainara00bibluoft]]:
 
Simon's often quoted source, the Liber de doctrina arabica, has so far not been identified, but cf, what must be a similar glossary/dictionary - Vocabulista - (ed. Schiaparelli) [[https://archive.org/details/vocabulistainara00bibluoft]]: