“Mengurangi Frekuensi Kekambuhan Asma Dengan Latihan Relaksasi Imajinasi Terbimbing Pada Penderita Asma: Reducing the Frequency of Asthma Recurrence With Guided Imagination Relaxation Exercises Among Asthma Sufferers”. Poltekita : Jurnal Ilmu Kesehatan, vol. 14, no. 2, Jan. 2021, pp. 156-61, https://doi.org/10.33860/jik.v14i2.171.