Lely Desi Uli Basana (2022) “ULASAN EFEKTIVITAS EKSTRAK LAVENDER (Lavandula Angustifolia) SEBAGAI DIFFUSER ORGANIK PADA MASYARAKAT SIBOLGA”, Journal of Innovation Research and Knowledge, 1(11), pp. 1557–1532. Available at: https://bajangjournal.com/index.php/JIRK/article/view/6889 (Accessed: 4 July 2025).