4Han MH,McGinnis LF,Shieh JS,White JA.On sequencingretrievals in an automated storage/retrieval system[J].IIETransaction,1987,3:56-66.
5Lee HF,Schaefer SK.Sequencing methods for automated storageand retrieval systems with dedicated storage[J].Computers&Industrial Engineering,1997,32(2),351-362.
6Van den Berg JP,Gademann AJ.R.M.Optimal routing in anautomated storage/retrieval system with dedicated storage[J].IIETransactions,1997,31:407-415.
7Lerher T,Travel time models for automated warehouses with aisletransferring storage and retrieval machine[J].European Journal ofOperational Research,2010,205:571-583.
8Malmborg CJ,Al-Tassan K.An integrated performance model fororder picking systems with randomized storage[J].AppliedMathematical Modelling,2000,24:95-111.
9Goetschalckx M,Ratliff HD.Shared storage policies based on theduration stay of unit loads[J].Management Science,1990,36(9):1120-1132.
10Glover F.Future paths for integer programming and links toartificial intelligence[J].Computers and Operations Research,1986,13(5):533-549.
