Nasution, Isnirobit, Muhammad Ilham Riyadh, Henny Pratiwi, and Mhd. Lutfi Siregar. “Analisis Strategi Pemasaran Teh (Camellia Sinensis) Di Pt. Perkebunan Nusantara IV, Sumatera Utara”. Jurnal Sains dan Teknologi 5, no. 3 (January 17, 2024): 704-713. Accessed December 31, 2025. https://ejournal.sisfokomtek.org/index.php/saintek/article/view/2328.