3Windt K, Bose F, Philipp T. Autonomy in production logistics: identification, characterisation and application [ J]. Robotics and Computer-Integrated Manufacturing, 2008, 24 (2) :572 - 578.
4Banaszak Z A, Tang X Q, Wang S C, et al. Logistics models in flexible manufacturing [ J ]. Computers in Industry, 2000, 43 ( 4 ) : 237 - 248.