“Penetapan Kadar Nikotin Tembakau Gayo (Nicotiana tabacum L) Menggunakan Metode Titrasi Asidimetri dan GC-MS”. Journal of Pharmaceutical and Sciences, vol. 8, no. 3, Agustus 2025, hlm. 1578-87, https://doi.org/10.36490/journal-jps.com.v8i3.909.