@article{articleef3bd950, title = {Mathematical optimisation techniques applied to power system operation and planning}, author = {Romero, RĂºben and Zobaa, Ahmed Faheem and Asada, Eduardo Nobuhiro and Freitas, Walmir}, year = {2007}, doi = {10.1504/ijetp.2007.014884}, journal = {International Journal of Energy Technology and Policy} }