?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.asoc.2019.01.043&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=K.H.&rft.aulast=Truong&rft.au=Truong%2C+K.H.&rft.volume=77&rft.issn=15684946&rft.pages=567-583&rft.atitle=A+Quasi-Oppositional-Chaotic+Symbiotic+Organisms+Search+algorithm+for+global+optimization+problems&rft.title=Applied+Soft+Computing+Journal&rft.date=2019&rft.genre=article