Jović, Dragana Denz, Cornelia Belić, Milivoj Media 3: Vortex solitons at the boundaries of photonic lattices Originally published in Optics Express on 19 December 2011 (oe-19-27-26232) soliton;media;photonic lattices;Optics Express;Vortex;19 December 2011;oe 2011-12-19
    https://opticapublishing.figshare.com/articles/media/Media_3_Vortex_solitons_at_the_boundaries_of_photonic_lattices/4943213
10.1364/OE.19.026232.m003