L1 - http://www.czasopisma.pan.pl/Content/105286/PDF/11_other.pdf L2 - http://www.czasopisma.pan.pl/Content/105286 PY - 2017 IS - No 4 DO - 10.1515/ppb-2017-0058 A1 - Kleka, Paweł A1 - Paluchowski, Władysław Jacek PB - Committee for Psychological Science PAS DA - 2017 T1 - Shortening of psychological tests – assumptions, methods and doubts UR - http://www.czasopisma.pan.pl/dlibra/publication/edition/105286 T2 - Polish Psychological Bulletin