Portuguese and Brazilian Literature / Portuguese Studies / Portuguese History / Futurism / Modernist Literature (Literary Modernism) / Suicide / Epistolary literature / Fernando Pessoa / Cubism / Portuguese Literature / 20th century Avant-Garde / Letters / Epistolary research / Paris / Mário de Sá-Carneiro / Lisbon / Lisboa / ORPHEU / Geração de Orpheu / Suicide / Epistolary literature / Fernando Pessoa / Cubism / Portuguese Literature / 20th century Avant-Garde / Letters / Epistolary research / Paris / Mário de Sá-Carneiro / Lisbon / Lisboa / ORPHEU / Geração de Orpheu