23rd European Conference, EuroGP 2020, Held as Part of EvoStar 2020, Seville, Spain, April 15–17, 2020, Proceedings

13th International Conference, PPAM 2019, Bialystok, Poland, September 8–11, 2019, Revised Selected Papers, Part II

23rd European Conference, EvoApplications 2020, Held as Part of EvoStar 2020, Seville, Spain, April 15–17, 2020, Proceedings

20th European Conference, EvoCOP 2020, Held as Part of EvoStar 2020, Seville, Spain, April 15–17, 2020, Proceedings

In Memory of Ker-I Ko

9th International Workshop, SOFL+MSVL 2019, Shenzhen, China, November 5, 2019, Revised Selected Papers

Third International Conference, NUMTA 2019, Crotone, Italy, June 15–21, 2019, Revised Selected Papers, Part I

14th International Conference, LATA 2020, Milan, Italy, March 4–6, 2020, Proceedings

14th International Conference, WALCOM 2020, Singapore, Singapore, March 31 – April 2, 2020, Proceedings

17th International Workshop, WAOA 2019, Munich, Germany, September 12–13, 2019, Revised Selected Papers