Wahyuningrum E, R Yulianti N, K Gayatina A. Gambaran Kebiasaan Tidur Anak Usia Sekolah. jkep [Internet]. 2019Sep.15 [cited 2024May16];7(2):1-10. Available from: http://ejurnal.ars.ac.id/index.php/keperawatan/article/view/97