An integrated online pick-to-sort order batching approach for managing frequent arrivals of B2B e-commerce orders under both fixed and variable time-window batching

K. H. Leung, Carman K. M. Lee, King Lun Choy. An integrated online pick-to-sort order batching approach for managing frequent arrivals of B2B e-commerce orders under both fixed and variable time-window batching. AI in Engineering, 45:101125, 2020. [doi]