Hasan, M., and M. . Muralidhar. “Investigation of Pinning Force Density F<sub>p</sub> and Critical Current Density J<sub>c</sub> of Nd<sub>0.33</sub>Eu<sub>0.33</sub>Gd<sub>0.33</sub>Ba<sub>2</sub>Cu<sub>3</sub>O<sub>y</Sub>(NEG-123) Superconductors With Addition of 211 Phase Particles and Analysis With a Theoretical Evaluation Based on Flux Creep-Flow Model”. The Chittagong University Journal of Science, vol. 42, no. 1, June 2021, pp. 24-38, doi:10.3329/cujs.v42i1.54236.