Muszyński, Marcin. “Quality in Qualitative Research – Can Qualitative Research Be Valid and Reliable?”. Qualitative Research in Andragogy: Polish Research Experiences, edited by Artur Fabiś and Elżbieta Dubas, Lodz University Press, 2026, pp. 117-34, https://doi.org/10.18778/8331-888-2.05.