D. Calvanese, E. Kalayci, V. Ryzhikov, and G. Xiao. Proceedings of the 10th International Conference on Web
Reasoning and Rule Systems (RR~2016), volume 9898 of Lecture Notes in Computer Science, page 18--24. Springer, (2016)
L. Hamel. GECCO 2002: Proceedings of the Genetic and
Evolutionary Computation Conference, page 748--755. New York, Morgan Kaufmann Publishers, (9-13 July 2002)