KN Jayatilleke (1998). Early Buddhist Theory of Knowledge. Motilal Banarsidass. pp. 24 with footnote 2. ISBN978-81-208-0619-1., Quote: "What evidence is there for the existence of Indra unless someone has seen him? One stanza in a hymn says, 'One and another say, there is no Indra. Who hath beheld him? Whom then shall we honor?' - Rigveda 8.100.3, in Griffith: 8.89.3"
KN Jayatilleke (1998). Early Buddhist Theory of Knowledge. Motilal Banarsidass. pp. 24, 27–28. ISBN978-81-208-0619-1. Quote: "Here for the first time there is an expression of doubt about the possibility of knowing certain things and a dim awareness that some sort of evidence was necessary before we can afford to make factual assertions. What evidence is there for the existence of Indra unless someone has seen him? (...)"
KN Jayatilleke (1998). Early Buddhist Theory of Knowledge. Motilal Banarsidass. pp. 68, 374. ISBN978-81-208-0619-1., Quote: "We may conclude from the above that the rise of Buddhism is not far removed in time from, though it is prior to, the Maitri Upanishad".
Junjirō Takakusu (1998). The Essentials of Buddhist Philosophy. Motilal Banarsidass. pp. 13–14. ISBN978-81-208-1592-6.; Quote: "In very few words, Brahmanism, the old Indian religion, was a pantheism with Brahman (the eternal, absolute, unchanging principle) as the first cause of the universe. The manifestation of this Brahman is sometimes personified and is called Brahma (god, or the great self). Every human being has atman (little self). Brahman and atman are one, and of the same substance. Brahmanism, therefore, is an effort to seek the ultimate principle, Brahman, by studying one's Self, atman. The Buddha denied the existence of Brahman and atman and advanced a new theory of anatman (no-self)...."
[a]Anatta, Encyclopædia Britannica (2013), Quote: "Anatta in Buddhism, the doctrine that there is in humans no permanent, underlying soul. The concept of anatta, or anatman, is a departure from the Hindu belief in atman (“the self”)."; [b] Steven Collins (1994), Religion and Practical Reason (Editors: Frank Reynolds, David Tracy), State Univ of New York Press, ISBN978-0791422175, page 64; "Central to Buddhist soteriology is the doctrine of not-self (Pali: anattā, Sanskrit: anātman, the opposed doctrine of ātman is central to Brahmanical thought). Put very briefly, this is the [Buddhist] doctrine that human beings have no soul, no self, no unchanging essence."; [c] Edward Roer (Translator), Shankara's Introduction, p. 2, at Google Books to Brihad Aranyaka Upanishad, pages 2-4; [d] Katie Javanaud (2013), Is The Buddhist ‘No-Self’ Doctrine Compatible With Pursuing Nirvana?, Philosophy Now; [e] David Loy (1982), Enlightenment in Buddhism and Advaita Vedanta: Are Nirvana and Moksha the Same?, International Philosophical Quarterly, Volume 23, Issue 1, pages 65-74; [f] KN Jayatilleke (2010), Early Buddhist Theory of Knowledge, ISBN978-8120806191, pages 246-249, from note 385 onwards;
[a]Anatta, Encyclopædia Britannica (2013), Quote: "Anatta in Buddhism, the doctrine that there is in humans no permanent, underlying soul. The concept of anatta, or anatman, is a departure from the Hindu belief in atman (“the self”)."; [b] Steven Collins (1994), Religion and Practical Reason (Editors: Frank Reynolds, David Tracy), State Univ of New York Press, ISBN978-0791422175, page 64; "Central to Buddhist soteriology is the doctrine of not-self (Pali: anattā, Sanskrit: anātman, the opposed doctrine of ātman is central to Brahmanical thought). Put very briefly, this is the [Buddhist] doctrine that human beings have no soul, no self, no unchanging essence."; [c] Edward Roer (Translator), Shankara's Introduction, p. 2, at Google Books to Brihad Aranyaka Upanishad, pages 2-4; [d] Katie Javanaud (2013), Is The Buddhist ‘No-Self’ Doctrine Compatible With Pursuing Nirvana?, Philosophy Now; [e] David Loy (1982), Enlightenment in Buddhism and Advaita Vedanta: Are Nirvana and Moksha the Same?, International Philosophical Quarterly, Volume 23, Issue 1, pages 65-74; [f] KN Jayatilleke (2010), Early Buddhist Theory of Knowledge, ISBN978-8120806191, pages 246-249, from note 385 onwards;
[a]Anatta, Encyclopædia Britannica (2013), Quote: "Anatta in Buddhism, the doctrine that there is in humans no permanent, underlying soul. The concept of anatta, or anatman, is a departure from the Hindu belief in atman (“the self”)."; [b] Steven Collins (1994), Religion and Practical Reason (Editors: Frank Reynolds, David Tracy), State Univ of New York Press, ISBN978-0791422175, page 64; "Central to Buddhist soteriology is the doctrine of not-self (Pali: anattā, Sanskrit: anātman, the opposed doctrine of ātman is central to Brahmanical thought). Put very briefly, this is the [Buddhist] doctrine that human beings have no soul, no self, no unchanging essence."; [c] Edward Roer (Translator), Shankara's Introduction, p. 2, at Google Books to Brihad Aranyaka Upanishad, pages 2-4; [d] Katie Javanaud (2013), Is The Buddhist ‘No-Self’ Doctrine Compatible With Pursuing Nirvana?, Philosophy Now; [e] David Loy (1982), Enlightenment in Buddhism and Advaita Vedanta: Are Nirvana and Moksha the Same?, International Philosophical Quarterly, Volume 23, Issue 1, pages 65-74; [f] KN Jayatilleke (2010), Early Buddhist Theory of Knowledge, ISBN978-8120806191, pages 246-249, from note 385 onwards;