ZIEMEĻNIECE, Aija. Conservation and Development Guidelines of the Historic Green Structure of Duke Jacob’s Canal. Architecture and Urban Planning, Riga, Latvia, v. 6, p. 51–55, 64, 2012. DOI: 10.7250/aup.2012.008. Disponível em: https://aup-journals.rtu.lv/aup/article/view/aup.2012.008.. Acesso em: 7 mar. 2026.