%0 Journal Article %A Veeramani, C. %A Sharanya, S. %T An improved Evaporation Rate-Water Cycle Algorithm based Genetic Algorithm for solving generalized ratio problems %J RAIRO. Operations Research %D 2021 %P S461-S480 %V 55 %I EDP-Sciences %U https://www.numdam.org/articles/10.1051/ro/2020045/ %R 10.1051/ro/2020045 %G en %F RO_2021__55_S1_S461_0