Eriza Hudori, Erika Revida, and Beby Karina Fawzea Sembiring. “ The Role Of Youth in the Development Program Of Business Entities Owned By Bah Butong Village Sidamanik Subdistrict Simalungun Regency”. International Journal of Science, Technology & Management, Vol. 2, no. 4, July 2021, pp. 1292-4, doi:10.46729/ijstm.v2i4.276.