K Tirupathi Rao, S. Leelashyam, B Narasimha Rao. “A Pythagoras Tree Shape Fractal Antenna for Multiband Applications”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 11, no. 3, Mar. 2023, pp. 1915-30, doi:10.17762/turcomat.v11i3.13497.