Geometria metrica e trigonometria - Pincherle, Salvatore <1853-1936>. (OLS)http://semarc/name/14090 (Ulrico Hoepli,, 1895)
Keywords: Geometria. (OLS)http://semarc/subject/12189; Trigonometria. (OLS)http://semarc/subject/37855