L1 - http://www.czasopisma.pan.pl/Content/99866/PDF/07.pdf L2 - http://www.czasopisma.pan.pl/Content/99866 PY - 2015 IS - No 2 DO - 10.1515/ppb-2015-0028 A1 - Przepiorka, Aneta A1 - BÅ‚achnio, Agata PB - Committee for Psychological Science PAS DA - 2015[2015.01.01 AD - 2015.12.31 AD] T1 - Polish Students Are Feeling Better and Better. A Research Report UR - http://www.czasopisma.pan.pl/dlibra/publication/edition/99866 T2 - Polish Psychological Bulletin