The power of the wandering mind nondirective meditation in science and philosophy Eifring, Halvor Heftet / 2019 / Engelsk
Meditation in Judaism, Christianity and Islam Cultural Histories Eifring, Halvor Heftet / 2015 / Engelsk
Meditation and Culture The Interplay of Practice and Context Eifring, Halvor Innbundet / 2015 / Engelsk
Meditation in Judaism, Christianity and Islam Cultural Histories Eifring, Halvor Innbundet / 2013 / Engelsk