SUHARTANTO, E.; SAFITRI, L. TREN PERUBAHAN CROP WATER PRODUCTIVITY KAKAO (Theobroma cacao L. ) DI D.I. YOGYAKARTA. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), [S. l.], v. 9, n. 3, p. 237–247, 2020. DOI: 10.23960/jtep-l.v9i3.237-247. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/3878. Acesso em: 26 nov. 2025.