Ashraf, M. M., T. N. Malik, S. Zafar, and U. N. Raja. “DESIGN AND FABRICATION OF RADIAL FLUX PERMANENT MAGNET GENERATOR FOR WIND TURBINE APPLICATIONS”. The Nucleus, vol. 50, no. 2, June 2013, pp. 173-81, http://202.83.167.189/index.php/Nucleus/article/view/768.