@misc{_Nature_1909,
 year={1909},
 rights={Domena publiczna (Public domain)},
 publisher={Macmillan and Co.},
 language={eng},
 type={czasopismo},
 title={Nature : a Weekly Illustrated Journal of Science. Volume 79, 1909 February 18, [No. 2051]},
 keywords={nauki matematyczno-przyrodnicze, nauka},
}