AINUN, Ainun Mardhiyah. Traditional Warung Strategy In The Face Of Business Competition With Modern Stores (Study In Medan Helvetia District). Journal Of Management Analytical and Solution (JoMAS), [S. l.], v. 2, n. 1, p. 13–25, 2022. DOI: 10.32734/jomas.v2i1.7629. Disponível em: https://talenta.usu.ac.id/jomas/article/view/7629. Acesso em: 1 may. 2026.