M. Srinivasa Rao, V.Madhava Reddy, P. V. M. Vijaya Bhaskar, B. Karthikeyan. “Automatic Patient Medicine Remainder System by GSM Module”. Mathematical Statistician and Engineering Applications, vol. 69, no. 1, Jan. 2023, pp. 324-32, doi:10.17762/msea.v69i1.1648.