@ARTICLE{Ziółkowski_Krzysztof_Cosmic_2006,
 author={Ziółkowski, Krzysztof},
 number={Nr 4 (12) 2006 Richness},
 journal={ACADEMIA. The magazine of the Polish Academy of Sciences},
 pages={4-7},
 howpublished={online},
 year={2006},
 publisher={Polish Academy of Sciences},
 language={eng},
 abstract={What exactly is a planet? Back when mankind only knew five roaming celestial bodies visible to the naked eye, the answer was simple. But the recent discovery of more and more planets circling our own Sun as well as distant stars has made it necessary to reconsider the meaning of the term .},
 type={Article},
 title={Cosmic Cleanup},
 URL={http://journals.pan.pl/Content/129149/PDF-MASTER/4_ACADEMIA_EN_4_12_2006_Ziolkowski_Cosmic.pdf},
}