Koster, M.B.M. de; Le-Duc, T.; Roodbergen, K.J. - Erasmus Research Institute of Management (ERIM), ERIM … - 2006
Order picking has long been identified as the most labour-intensive and costly activity for almost every warehouse; the … cost of order picking is estimated to be as much as 55% of the total warehouse operating expense. Any underperformance in … order picking can lead to unsatisfactory service and high operational cost for its warehouse, and consequently for the whole …