@misc{_Nature_1930,
 year={1930},
 rights={Domena publiczna (Public domain)},
 publisher={Macmillan and Co.},
 language={eng},
 type={czasopismo},
 title={Nature : a Weekly Illustrated Journal of Science. Volume 125, 1930 April 26, [No. 3156]},
 keywords={nauki matematyczno-przyrodnicze, nauka},
}