1. Encoding many channels on the same frequency through radio vorticity: first experimental test;tamburini;New Journal of Physics,2012
2. Roadmap on structured light
3. Utilization of photon orbital angular momentum in the low-frequency radio domain;thidé;Phys Rev Lett,2009
4. Twisted Radio Waves and Twisted Thermodynamics
5. Polarization measurements in problems of radar meteorology;masalov;Foreign radio electronics,1987