https://ee.ethz.ch/de/departement/personen-a-bis-z/person-detail.MTMwNzkw.TGlzdC8zMjc5LC0xNjUwNTg5ODIw.html https://www.researchgate.net/profile/Alex-Gamma The Minimal Phenomenal Experience questionnaire (MPE-92M): Towards a phenomenological profile of “pure awareness” experiences in meditators https://www.researchgate.net/publication/353246953_The_Minimal_Phenomenal_Experience_questionnaire_MPE-92M_Towards_a_phenomenological_profile_of_pure_awareness_experiences_in_meditators https://infozentrum.ethz.ch/en