1 “... on Optimization and Learning, OLA 2020, held in Cádiz, Spain, in February 2020. The 23 full papers were carefully...”

2 “..., held in Cádiz, Spain, in June 2018. The 193 revised full papers were carefully reviewed and selected...”

3 “..., held in Cádiz, Spain, in June 2018. The 193 revised full papers were carefully reviewed and selected...”

4 “..., held in Cádiz, Spain, in June 2018. The 193 revised full papers were carefully reviewed and selected...”