@misc{_Nature_1912,
 year={1912},
 rights={Domena publiczna (Public domain)},
 publisher={Macmillan and Co.},
 language={eng},
 type={czasopismo},
 title={Nature : a Weekly Illustrated Journal of Science. Volume 90, 1913 February 6 [No. 2258]},
 keywords={nauki matematyczno-przyrodnicze, nauka},
}