?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Jonesti%2C+Abi+Sapta&rft.aulast=Jonesti&rft.aufirst=Abi+Sapta&rft.title=Kajian+Kehilangan+Air+pada+Saluran+Sekunder+Balai+Gadang+Daerah+Irigasi+(D.I)+Koto+Tuo+Kecamatan+Koto+Tangah+Kota+Padang&rft.inst=Universitas+Negeri+Padang&rft.date=February+2026&rft.degree=Diploma%2FTugas+Akhir