Liyanovitasari and Suwanti 2022. Efektifitas Terapi Kognitif Terhadap Peningkatan Harga Diri Lansia yang Mengalami Kesepian: The Effectiveness Of Cognitive Therapy To Increase Self-Esteem Of The Elderly Who Experienced Loneliness. Journal of Holistics and Health Sciences (JHHS). 4, 2 (Sep. 2022), 309–315. DOI:https://doi.org/10.35473/jhhs.v4i2.186.