Order picking is a critical and labour-intensive warehouse management operation that involves removing items from storage locations to fulfil customer orders. This paper analyses a new order-picking problem based on the real case of a Canadian shoe manufacturer characterised by a warehouse with random storage. where different product types can be assigned to a single storage location.... https://www.ealisboa.com/mega-pick-2002-2003-LEXUS-ES300-Sedan-3-0L-Coolant-Recovery-Reservoir-Bottle-Overflow-Tank-hot-grab/