K R, A. and T P, S. 2021. Peak-to-Average Power Ratio reduction in Wavelet based OFDM using Modified Selective Mapping for Cognitive Radio Applications . Walailak Journal of Science and Technology (WJST). 18, 12 (Jun. 2021), Article 19814 (12 pages). DOI:https://doi.org/10.48048/wjst.2021.19814.