https://dds.las.ac.cn/service/document?appId=a1vacbnPuv9qJRzJvdNXfsesj9JbIa6e&appKey=sPBA4vANLzjnW1k5eufEcc4k7dxfNraW&ts=1763029737160&signature=2f166a84a7089f18ea9273fc5a20aa9f&articleTitle=Progress+in+Materials+Handling+and+Logistics&articleAuthor=John+A.+White%2C+Ira+W.+Pence&publicationTitle=Progress+in+Materials+Handling+and+Logistics&language=&publicationType=1&publishYear=1989&isn=9783662095140&publisher=Springer+Berlin+Heidelberg