?url_ver=Z39.88-2004&rft_id=10.1109%2FACCESS.2020.2967787&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=J.&rft.au=Watada%2C+J.&rft.aulast=Watada&rft.atitle=An+artificial+bee+colony-based+double+layered+neural+network+approach+for+solving+quadratic+Bi-level+programming+problems&rft.pages=21549-21564&rft.volume=8&rft.issn=21693536&rft.date=2020&rft.title=IEEE+Access&rft.genre=article