. . "network connecting IBM supplied computer system at the various DC and" . . "SoS" . "System of systems" . . "System of Systems" . "systems of systems" . "of computers" . "System-of-Systems" . "Systems of Systems" . "systems-of-systems" . "Systems of systems" . "complex of radar/computer systems" . "system of systems" . "complex of systems" . "system-of-systems" . "System of systems" .