?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Varrel+Joey+Ferelestian&rft.au=Varrel+Joey+Ferelestian&rft.date=2+December+2023&rft.title=PENGEMBANGAN+TELEGRAM+CHATBOT+INFORMASI+MAHASISWA+MENGGUNAKAN+WITAI&rft.degree=Bachelor&rft.inst=Universitas+Kristen+Duta+Wacana