Rong - zom - pa's Discourses on Buddhology : A study of various conceptions of Buddhahood in Indian Sources with special Reference to the controversy Surrounding, the existence of Gnosis (jnana : ye shes) as presented by the Eleventh - Century Tibetan Scholar Rong - zom Chos - Kyi - bzang - po - Almogi, Orna (International Institute for Buddhist Studies, 2009)