Different Buddhist Meditation Instructions in the Theravada Tradition

Ven Ajahn Brahm - The Basic Method of Meditation (book) | Buddhist Society of Western Australia (bswa.org)

Ven Bhikku Analayo - mindfulnessbreathingpracticeguide.pdf (uni-hamburg.de)

Ven Bhukku Buddhadasa - Bhikkhu Buddhadasa - Anapanasati Mindfulness with Breathing (dhammatalks.net)