@ARTICLE{Jasielska_Aleksandra_Knowledge_2017, author={Jasielska, Aleksandra and Buchnat, Marzena}, number={No 2}, journal={Polish Psychological Bulletin}, howpublished={online}, year={2017}, publisher={Committee for Psychological Science PAS}, title={Knowledge about the joy in children with mild intellectual disability}, URL={http://www.czasopisma.pan.pl/Content/101085/PDF/03.pdf}, doi={10.1515/ppb-2017-0019}, }