“Numerically Modelled Evaluation of All Optical RZ OOK Conversion to Higher Order M–QAM Format Conversion Using Photic Fiber Nonlinearity”. Indian Journal of Pure & Applied Physics (IJPAP) 63, no. 7 (July 17, 2025): 648–665. Accessed May 14, 2026. https://or.niscpr.res.in/index.php/IJPAP/article/view/19736.