@misc{_Nature_1930,
 year={1930},
 rights={Domena publiczna (Public domain)},
 description={Zawiera: Supplement to Nature. 1930 September 6, No. 3175},
 publisher={Macmillan and Co.},
 language={eng},
 title={Nature : a Weekly Illustrated Journal of Science. Volume 126, 1930 September 6, [No. 3175]},
 type={czasopismo},
 keywords={nauki matematyczno-przyrodnicze, nauka},
}