Combinatorial Optimization 5th International Symposium, ISCO 2018, Marrakesh, Morocco, April 11-13, 2018, Revised Selected Papers - Lee, Jon; Lee, Jon; Rinaldi, Giovanni; Rinaldi, Giovanni; Mahjoub, A. Ridha; Mahjoub, A. Ridha (Springer International Publishing : Imprint: Springer, 2018)