Dr.S. Sathiya Priya, Divya Bharathi.T, Fabiola.F.A, and Kamali.K. “QUAD BAND POLARIZED ANTENNA FOR INDOOR APPLICATIONS”. International Journal of Advance Research in Engineering, Science & Technology, vol. 5, no. 3, Mar. 2016, pp. 225-33, https://ijarest.org/index.php/ijarest/article/view/1197.