Merry, R.M., Hermosa, R. , Oandasan, L.C. , Recalde, D.G. , Ubaldo, M.A. and Broncano, E. 2020. Arduino Uno Based Instaprint Vending Machine. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research. 2, 1 (Apr. 2020).