@misc{_Nature_1891, year={1891}, rights={Domena publiczna (Public domain)}, description={Index to Volume 44, 1891}, publisher={Macmillan and Co.}, language={eng}, title={Nature : a Weekly Illustrated Journal of Science. Volume 44, 1891 May 7, [No. 1123]}, type={czasopismo}, keywords={nauki matematyczno-przyrodnicze, nauka}, }