1.
Gaspers S, Koivisto M, Liedloff M, Ordyniak S, Szeider S. On Finding Optimal Polytrees. AAAI [Internet]. 2021 Sep. 20 [cited 2026 May 10];26(1):750-6. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/8217