Ciampolini A, Lamma E, Stefanelli C, Mello P. Blackboard- and Object-Based Systems via Multi-Head Clauses. Comput. Inform. [Internet]. 2012 Jan. 26 [cited 2024 May 8];16(4):401-23. Available from: https://www.cai.sk/ojs/index.php/cai/article/view/655