Ščerbakov, G. I., V. R. Lindval, E. A. Spirina, and M. A. Letaiaf. 2004. “The Decision of Problems of Optimization of Territorial Arrangement of the Radio-Transmitting Stations at Design of Transmission Networks”. Elektronika Ir Elektrotechnika 52 (3). https://eejournal.ktu.lt/index.php/elt/article/view/10942.