@misc{_Nature_1884,
 year={1884},
 rights={Domena publiczna (Public domain)},
 publisher={Macmillan and Co.},
 language={eng},
 type={czasopismo},
 title={Nature : a Weekly Illustrated Journal of Science. Volume 29, 1884 April 10, [No. 754]},
 keywords={nauki matematyczno-przyrodnicze, nauka},
}