Extrapolating radar data of low-elevation trajectories of artillery-projectiles having unknown properties / J. Kooijman nederlandse norm Veiligheidsvoorschriften voor laagspanningsinstallaties : ontwerp NEN 1010A = Safety requirements for low-tension installations / Nederlands Electrotechnisch Comité (NEC) Low intensity operations : subversion, insurgency, peace-keeping / [by] Frank Kitson
