NIELSEN, Mogens. EOL and ETOL Systems with Control Devices. DAIMI Report Series, [S. l.], v. 3, n. 37, 1974. DOI: 10.7146/dpb.v3i37.6458. Disponível em: https://tidsskrift.dk/daimipb/article/view/6458. Acesso em: 26 dec. 2025.