?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=K.S.&rft.aulast=Rama+Rao&rft.au=Rama+Rao%2C+K.S.&rft.date=2011&rft.title=International+Review+on+Modelling+and+Simulations&rft.pages=547-554&rft.atitle=A+comparative+study+on+optimal+design+of+LLC+resonant+converter+by+intelligent+optimization+techniques&rft.volume=4&rft.issn=19749821&rft.issue=2&rft.genre=article