Journal of Optics
Journal of Optics > 2011 > 40 > 3 > 96-100
Journal of Optics > 2012 > 41 > 3 > 134-141
Journal of Optics > 2018 > 47 > 2 > 132-142
Journal of Optics > 2011 > 40 > 3 > 96-100
Journal of Optics > 2012 > 41 > 3 > 134-141
Journal of Optics > 2018 > 47 > 2 > 132-142