REIPS, ULF-DIETRICH, TOM BUCHANAN, JOHN KRANTZ, and KEN MCGRAW. “METHODOLOGICAL CHALLENGES IN THE USE OF THE INTERNET FOR SCIENTIFIC RESEARCH: TEN SOLUTIONS AND RECOMMENDATIONS”. Studia Psychologica: Theoria et praxis 15, no. 2 (September 20, 2015): 139–148. Accessed April 19, 2024. https://czasopisma.uksw.edu.pl/index.php/sp/article/view/58.