@misc{Levi-Civita_Tullio_(1873–1941)_Valentino_1957,
 author={Levi-Civita, Tullio (1873–1941) and Nicola Zanichelli Editore. and Accademia nazionale dei Lincei.},
 address={Bologna},
 howpublished={online},
 year={1957},
 publisher={Nicola Zanichelli Editore},
 language={ita},
 type={Text},
 title={Valentino Cerruti. « Rend. Acc. Lincei », ser. 5ª, vol. XVIII2, (1909)2, pp. 565-575},
 URL={http://rcin.org.pl/impan/Content/163143/PDF/WA35_193597_11273-3_Art11.pdf},
}