WOGRIN, Stefan. Spraycity.at—Graffiti Archive and Online Map. goINDIGO, [S. l.], p. 239–249, 2023. DOI: 10.48619/indigo.v0i0.713. Disponível em: https://www.journals.wisethorough.com/index.php/indigo/article/view/713. Acesso em: 31 oct. 2025.