SURYAWATI, Sinar; LAILI, Wahyu Nur; MURNIYANTO, Eko. Effect of ZnSO4 Fertilizer Application on Growth and Essential Oil Content of Green Betel Plant (Piper betle L.). Nusantara Science and Technology Proceedings, Malang, Indonesia, p. 49–55, 2022. DOI: 10.11594/nstp.2022.2007. Disponível em: https://nstproceeding.com/index.php/nuscientech/article/view/602. Acesso em: 7 jul. 2025.