@ARTICLE{Nowak_Krzysztof_Composite_2010, author={Nowak, Krzysztof and Duda, Tomasz}, number={No 4}, journal={Polish Psychological Bulletin}, howpublished={online}, year={2010}, publisher={Committee for Psychological Science PAS}, title={Composite Structure of Personal Networks, Age, and Well-being in Poland}, URL={http://sp.czasopisma.pan.pl/Content/99659/PDF/07.pdf}, doi={10.2478/v10059-010-0023-1}, }