Lezioni di geometria proiettiva dettate nella R. Università di Napoli.

Available on demand as hard copy or computer file from Cornell University Library.

Vorlesungen über die Theorie der bestimmten Integrale zwischen reellen Grenzen mit vorzüglicher Berücksichtigung der von P. Gustav Lejeune-Dirichlet in Sommer 1858 gehaltenen Vorträge über bestimmte Integrale.

Available on demand as hard copy or computer file from Cornell University Library.

Theorie der Doppeltperiodischen functionen einer veranderlichen grösse.

Available on demand as hard copy or computer file from Cornell University Library.

Réduction des intégrales définies générales. [Integral sign][̳infinity symbol] F(x)cos. pxdx/q²+x², [integral sign][̳infinity symbol] F(x)sin. pxdx/q²+x², et application de ces formules au cas, que F(x) a un facteur de la fornie sin. a̳x ou cos. a̳x.

Available on demand as hard copy or computer file from Cornell University Library.

Lezioni sulla teoria delle superficie.

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Libellus post saeculum quam Ioannes Bolyai de Bolya anno MDCCCII A.D. XVIII kalendas ianuarias Claudiopoli natus est ad celebrandam memoriam eius immortalem.

Available on demand as hard copy or computer file from Cornell University Library.

A study of the airplane crash hazard at the PRDC site /

"Study prepared for Prof. W. McGuire, Cornell University."

Theorie der eindeutigen analytischen funktionen.

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Analyse infinitésimale à l'usage des ingénieurs,

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La geometria non-euclidea : esposizione storico-critica del suo sviluppo.

Available on demand as hard copy or computer file from Cornell University Library.

Leçons sur les méthodes de Sturm dans la théorie des équations différentielles linéaires et leurs développements modernes, professées a la Sorbonne en 1913-1914.

Available on demand as hard copy or computer file from Cornell University Library.

Lezioni sulla teoria delle funzioni di varibile complessa e delle funzioni ellittiche.

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Leçons sur la théorie analytique des équations différentielles, professées à Stockholm (septembre, octobre, novembre 1895) sur lʼinvitation de S.M. le roi de Suède et de Norwège /

Autographed.

Grundzüge einer Wissenschaftlichen Darstellung der Geometrie des Masses; ein Lehrbuch.

Available on demand as hard copy or computer file from Cornell University Library.

Vorlesungen über die Theorie der elliptischen Modulfunctionen,

Available on demand as hard copy or computer file from Cornell University Library.