Widyastuti, Y., F. Rayasari, D. Anggareni, W. Jumaiyah, and I. Indraswati. “The Effectiveness of a Combination of Lavender Aromatherapy and Sleep Hygiene in Improving Sleep Quality in Patients With Diabetes Mellitus: A Quasi Experimental Study”. Jurnal Berita Ilmu Keperawatan, vol. 18, no. 1, Jan. 2025, pp. 77-85, doi:10.23917/bik.v18i1.8241.