Veljković, N.; Perunovic Culic, T. . The Serbian Environmental Inform ENVIRONMENT INFORMATION SYSTEM IN LUHMANN’S THEORY OF SOCIETY: Application of Visualization and Effective Communication on the Example of the Serbian Environmental Protection Information System from the Point of View of Luman’s Social Theory. CM 2023, 18 (1). https://doi.org/10.5937/cm18-42074.