 These names have extensive literature associated with them, each has its own characteristics, legends and associated arts.The "Mahabharata", for example, includes Krishna, while the "Ramayana" includes Rama.The Vedas, the Upanishads, the "Bhagavad Gita" and the Agamas are the scriptural sources of Vaishnavism, while the Bhagavata Purana is a revered and celebrates popular text, parts of which a few scholars such as Dominic Goodall include as a scripture.