Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:Recently, Korayem and Bamdad [4] determined the dynamic load carrying capacity of a typical cable suspended manipulator regarding tensile capacity of cables and actuators torque capacity for a given trajectory in a specified time, and Korayem et al.
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