Visiting pebbles on rectangular grids: coordinating multiple robots in mobile fulfilment systems. - Geunho Lee 001; Cornelis Francois van Eeden (Intell. Serv. Robotics, 2021)

Correction to: Visiting pebbles on rectangular grids: coordinating multiple robots in mobile fulfilment systems. - Cornelis Francois van Eeden; Geunho Lee 001 (Intell. Serv. Robotics, 2022)