Fotakis D, Lotidis K, Podimata C. A Bridge between Liquid and Social Welfare in Combinatorial Auctions with Submodular Bidders. AAAI [Internet]. 2019Jul.17 [cited 2024May14];33(01):1949-56. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/5192