?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Facta.bibl.u-szeged.hu%2F35788%2F&rft.title=Nonradial+solutions+for+semilinear+Schr%C3%B6dinger+equations+with+sign-changing+potential&rft.creator=+Lv+Dingyang&rft.creator=+Yang+Xuxin&rft.date=2015&rft.type=Foly%C3%B3irat&rft.type=NonPeerReviewed&rft.format=part&rft.language=hu&rft.identifier=http%3A%2F%2Facta.bibl.u-szeged.hu%2F35788%2F1%2Fejqtde_2015_016_001-012.pdf&rft.identifier=+++Lv+Dingyang%3B++Yang+Xuxin%3A+++Nonradial+solutions+for+semilinear+Schr%C3%B6dinger+equations+with+sign-changing+potential.++(2015)+++&rft.language=eng