Warning: ini_set(): A session is active. You cannot change the session module's ini settings at this time in C:\inetpub\wwwroot\NLPS\OJS33\lib\pkp\classes\session\SessionManager.inc.php on line 69
<div class="csl-bib-body">
  <div class="csl-entry">Ashraf, M. M., M. O. Ullah, T. N. Malik, A. B. Waqas, M. Iqbal, and F. Siddiq. “Robust Extraction of Harmonics Using Heuristic Advanced Gravitational Search Algorithm-Based Least Square Estimator”. <i>The Nucleus</i>, vol. 54, no. 4, Jan. 2018, pp. 219-31, doi:10.71330/thenucleus.2017.273.</div>
</div>