HUSFELDT, T.; RAUHE, T. Hardness Results for Dynamic Problems by Extensions of Fredman and Saks’ Chronogram Method. BRICS Report Series, [S. l.], v. 4, n. 32, 1997. DOI: 10.7146/brics.v4i32.18958. Disponível em: https://tidsskrift.dk/brics/article/view/18958. Acesso em: 22 nov. 2024.