@ARTICLE{_Contents_2011, number={Nr 1 (29) 2011 Complexity}, journal={ACADEMIA. The magazine of the Polish Academy of Sciences}, howpublished={online}, year={2011}, publisher={Polish Academy of Sciences}, language={eng}, type={Contents}, title={Contents}, URL={http://ochroma.man.poznan.pl/Content/127443/PDF/2_ACADEMIA_EN_1_29_2011_spis.pdf}, }