R. Barboza, T. Sauma, U. Bortolozzo, G. Assanto, M.G. Clerc, S. Residori, «Characterization of the vortex-pair interaction law and nonlinear mobility effects», New J. Phys. 15, 013028 (2013).

R. Barboza, U. Bortolozzo, G. Assanto, E. Vidal-Henriquez, M.G. Clerc, S. Residori, «Vortex induction via anisotropy stabilized light-matter interaction», Phys. Rev. Lett. 109, 143901 (2012).

F. Lenzini, S. Residori, F.T. Arecchi, U. Bortolozzo, «Optical vortex interaction and generation via nonlinear wave-mixing», Phys. Rev. A 84, 061801(R) (2011).

F. Haudin, R.G. Rojas, U. Bortolozzo, M.G. Clerc, S. Residori, «Vortex emission accompanies the advection of optical localized structures», Phys. Rev. Lett. 106, 063901 (2011).