Mr.Sreekantha Kumar V.P., Monisha.V, Raja Kamatchi. R, Stephy Anna Varughese. Developing Iot Based Smart City Prototype Using Arduino With Extended Ports. IJAST [Internet]. 2020May15 [cited 2024May2];29(10s):7247-54. Available from: http://sersc.org/journals/index.php/IJAST/article/view/23678