Jelaskan Lihat pula dari Louis de La Vallée-Poussin

Donald K. Swearer (1972), Two Types of Saving Knowledge in the Pāli Suttas, Philosophy East and West, Vol. 22, No. 4 (Oct., 1972), pp. 355–371

Schmithausen, On some Aspects of Descriptions or Theories of 'Liberating Insight' and 'Enlightenment' in Early Buddhism. In: Studien zum Jainismus und Buddhismus (Gedenkschrift für Ludwig Alsdorf), hrsg. von Klaus Bruhn und Albrecht Wezler, Wiesbaden 1981, 199–250.

K.R. Norman, [http://www.ahandfulofleaves.org/documents/Articles/The%20Four%20Noble%20Truths_Norman_PTS_2003.pdf Four Noble Truths]