Budi Purwaningtyas NND, Sodik MA. The Impact Of Using Gadget With Insomnia Cases At Teenagers In Semambung Village, Kanor Sub Districts, Bojonegoro Districts. IJNER [Internet]. 2021 Sep. 13 [cited 2025 Sep. 14];4(3):109-22. Available from: http://www.ijner.org/index.php/IJNER/article/view/207