CIRTAUTAS, Matas. Urban Sprawl of Major Cities in the Baltic States. Architecture and Urban Planning, Riga, Latvia, v. 7, p. 72–79, 2013. DOI: 10.7250/aup.2013.009. Disponível em: https://aup-journals.rtu.lv/aup/article/view/aup.2013.009.. Acesso em: 7 mar. 2026.