?url_ver=Z39.88-2004&rft_id=10.3390%2Fsu151612539&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Z.&rft.au=Ahanin%2C+Z.&rft.aulast=Ahanin&rft.date=2023&rft.issue=16&rft.atitle=Hybrid+Feature+Extraction+for+Multi-Label+Emotion+Classification+in+English+Text+Messages&rft.volume=15&rft.title=Sustainability+(Switzerland)&rft.genre=article