Al-Betar, Mohammed Azmi; Awadallah, Mohammed A; Doush, Iyad Abu; Alsukhni, Emad; ALkhraisat, Habes; ,A non-convex economic dispatch problem with valve loading effect using a new modified $$\beta $$ β-Hill climbing local search algorithm,Arabian Journal for Science and Engineering,43,12,7439-7456,2018,Springer Berlin Heidelberg