IRAWAN, Novta Dany'el; NURDIN, Shafiq; DINNULLAH, Riski Nur Istiqomah. Sistem Kontrol pH Air pada Budidaya Hidroponik Pakcoy (Brassica rapa L.) Berbasis Teknologi Smart Farming. RAINSTEK: Jurnal Terapan Sains dan Teknologi, [S. l.], v. 7, n. 1, p. 77–85, 2025. DOI: 10.21067/jtst.v7i1.11508. Disponível em: http://ejournal.unikama.ac.id/index.php/jtst/article/view/11508. Acesso em: 30 jan. 2026.