EL ATTAR, A., M. EL HACHLOUFI, and Z. E. A. GUENNOUN. “Optimality of Reinsurance Treaties under a Mean - Ruin Probability Criterion”. Statistics, Optimization & Information Computing, Vol. 7, no. 2, May 2019, pp. 383-9, doi:10.19139/soic.v7i2.322.