Muheimin, M. R., Vidy, V., Safii, M. and Muliansyah, N. (2024) “Design and Construction of a Smartphone Based Beverage Vending Machine for Smes in the City of Balikpapan ”, Sebatik, 28(2), pp. 403–409. doi: 10.46984/sebatik.v28i2.2527.