@misc{Ghersi_Italo_(1861–1925)_Metodi_1900,
 author={Ghersi, Italo (1861–1925)},
 copyright={Public Domain},
 address={Milano},
 journal={Manuali Hoepli},
 howpublished={online},
 year={1900},
 publisher={Urlico Hoepli},
 language={ita},
 type={Text},
 title={Metodi facili per risolvere i problemi di geometria elementare},
}