The Cambridge companion to Arabic philosophy

His work has ranged from the Greek philosophical tradition and the entré of philosophy into the lands of Islam in the ninth century in the Plotiniana Arabica and the Discourse on the Pure Good (Latin: Liber de causis), through the classical rationalist tradition of al-Farabi, Ibn Sina / Avicenna, and especially Averroes, to the influence of these writings in Latin on the thought of Thomas Aquinas and his teacher Albert the Great in the thirteenth century.