Raja Bimantara Wijaya Sitepu, Darjat Saripurna, & Mili Arfisyari. (2022). Decision Supporting System For Providing Free Accommodation To Foreign Tourists In North Sumatera Using Smart Method. International Journal of Health Engineering and Technology (IJHET), 1(3). https://doi.org/10.55227/ijhet.v1i3.72