1. Q methodology: a journey into the subjectivity of human mind;Amin;Singap. Med. J.,2000
2. Perceptions about cancer-related fatigue among cancer patients using Q methodology;Bang;Eur. J. Oncol. Nurs.,2016
3. Q-methodology: what and how;Bashatah;Journal of Research & Method in Education,2016
4. Measuring values in environmental research: a test of an environmental portrait value questionnaire;Bouman;Front. Psychol.,2018
5. A primer on Q methodology;Brown;Operant subjectivity,1993