"systems theoretical" . . . "Living systems theory" . . . . "system-theoretical" . "sociological systems theory" . . "systems theories" . . . . . "interdependent society" . "general systems" . . . "whole systems" . "systems perspective" . . . . "general systems theory" . . . . "whole system" . . . "system theory" . . "General Systems Theory" . . "Systems Engineering" . . . . "systems theory" . "Systems integrated approaches" . . "systems approach" . . . "systems method" . "systems research" . . "Systems" . "systems-based thinking" . "System" . . "theory of complex systems" . "general system" . "interdependence" . "Systems Theory" . . . . "Systems theorists" . . . . "systems optimization" . "Systems Thinking" . . . . "general system theory" . "Systems theory" . . "systems" . "Systems theory#General systems research and systems inquiry" . . . . . . "system research" . . "''systemic''" . . . "Systems theory" . "systemic" . . "systemic structures" . "systems thinking" . "control systems theory" . "Family systems theory" . "climate\u2013social system" . "systems theorist" . . . . . "atomic to planetary scales" . . . "complex adaptive systems" . . . . "Systems Research" . "systemic vision" . . "social systems" . "structural processes" . . . "systems theorists" . "closed systems theory" . . . "systems-based" . "system as a whole" . "general theory of systems" . . . . "whole-systems thinking" . "system thinking" . "system" . . "system-theoretic approach" . "system change" . . . . .