Russian
http://eng.mil.ru/en/science/sro.htm
http://www.conflictmap.org/conflict/yemen
USA
http://www.strategicstudiesinstitute.army.mil/
http://www.globalsecurity.org/
Georgia
Italy
http://www.esercito.difesa.it/comunicazione/editoria/Rivista-Militare
http://www.agenzianova.com/r/25/difesa-e-sicurezza#
Free State
http://fmso.leavenworth.army.mil/
http://www.militarytimes.com/home/