Nuryati, S., Rodiyah, R. and Ali Affandi, M.I. 2017. PENGARUH TERAPI MUSIK INSTRUMENTAL TERHADAP INSOMNIA PADA LANSIA DI UPT PELAYANAN SOSIAL TRESNA WERDHA JOMBANG: The effect of instrumental music therapy to insomnia for elderly people at upt social service of tresna werdha of jombang. Jurnal Ilmiah Keperawatan (Scientific Journal of Nursing). 3, 2 (Sep. 2017), 52-58.