![An improved gravitational search algorithm for optimal placement and sizing of renewable distributed generation units in a distribution system for power quality enhancement]()
An improved gravitational search algorithm for optimal placement and sizing of renewable distributed generation units in a distribution system for power quality enhancementFazliana Abdul Kadir, Aida; Mohamed, Azah; Shareef, Hussain; Asrul Ibrahim, Ahmad; Khatib, Tamer; Elmenreich, Wilfried · Journal of Renewable and Sustainable Energy · 2014