Konopásek, Zdeněk, and Jan Paleček. 2010. “The Principle of Symmetry from the Respondents’ Perspective: Possessions, Apparitions and Mental Illnesses in Research Interviews With Clerics”. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research 12 (1). https://doi.org/10.17169/fqs-12.1.1592.