Pixação: the story behind São Paulo's 'angry' alternative to graffiti, Cities

Derived from heavy metal album covers, São Paulo’s distinctive street writing is rooted in a desire to protest against inequality in Brazil’s largest city. But some <em>pixadores</em> now fear their work is being ‘sold out’

Street art and graffiti walls in New York City — Page 31

3 reasons why I love pixação – wang​ũi

Street art and graffiti walls in New York City — Page 31

Graffiti — Page 25

The Stealthy Politics of Urban Advertising - OOH TODAY

Why Brazilian Graffiti Is Appearing on the City's Vacant Buildings

PDF) From graffiti to pixação: urban protest in Brasil

Between transgression and art : Revista Pesquisa Fapesp

Urban Art Travel Well, Fly Safe

Art in Berlin with my Mum - The Crowded Planet

Pichação - Wikipedia

Brazil: Pixacao Sao Paulo's Urban Calligraphy

Pixação in São Paulo : Stories from the Favelas

Brazil: Pixacao Sao Paulo's Urban Calligraphy

The Stealthy Politics of Urban Advertising