Research Guideline: scholarly approved to be authentic and genuine.

Internet Sources:

Association for Insight Meditation - Bhikkhu Pesala
http://www.aimwell.org/

Mahasi Meditation Center - Buddha Sasana Nuggaha Organisation
http://web.ukonline.co.uk/buddhism/mahasi.htm

The Venerable Mahasi Sayadaw's Discourses and Treatises on Buddhism - Mahasi Sasana Nuggaha Organisation
http://www.mahasi.org.mm/index.cfm

Books:

Visuddhimagga: The Path of Purification - Bhikkhu Nanamoli (Seattle: Buddhist Publication Society Pariyatti Editions 1991)

Purpose of Practicing Kamma tthana Meditation - Mahasi Sayadaw (Yangon: Buddhasasana Nuggaha Organization 1999)

The Progress of Insight - A Treatise on Buddhist Satipatthana Meditation - Mahasi Sayadaw (Kandy: Buddhist Publication Society 1994)

Mahasi Golden Jubilee - Mahasi Sayadaw (Yangon: Buddhasasana Nuggaha Organization 1999)