EEigenvalue estimates for the Laplace operatorEigenvalue estimates for the Laplace operatorde Giovanni GentileEdiciones (1)Eigenvalue estimates for the Laplace operator (1998)inglésMás obras de Giovanni GentileIl Fascismo nella TreccaniGiordano Bruno e il pensiero del rinascimento 1920 [Leather Bound]The Fascist Movement in Italian Life and Fascist Doctrines and Institutions