Comparison of Multi-agent Co-operative Co-evolutionary and Evolutionary Algorithms for Multi-objective Portfolio Optimization. - Rafal Drezewski; Krystian Obrocki; Leszek Siwik (EvoWorkshops, 2009)

Co-operative Co-evolutionary Approach to Multi-objective Optimization. - Rafal Drezewski; Krystian Obrocki (HAIS, 2009)