Kalupahana, D. J2024-10-112024-10-111970The Ceylon Journal of Humanities, Vol. 1, No . 1, 1970, pp. 93-108https://ir.lib.pdn.ac.lk/handle/20.500.14444/1833en-USBuddhismPhilosophical schoolsBuddhist PhilosophyAspects of the Buddhist Theory of the External World and the Emergence of the Philosophical Schools in BuddhismArticle