Charvát, Karel, Runar Bergheim, Raitis Bērziņš, František Zadražil, Dailis Langovskis, Jan Vrobel, and Šárka Horáková. 2021. “Map Whiteboard Cloud Solution for Collaborative Editing of Geographic Information”. Cloud Computing and Data Science 2 (2):36-55. https://doi.org/10.37256/ccds.222021897.