Bartkevičius, S., Ž. Jakas, and K. Šarkauskas. “Avoidance of Possible Collisions of Mobile Robots”. Elektronika Ir Elektrotechnika, vol. 106, no. 10, Nov. 2010, pp. 105-8, https://eejournal.ktu.lt/index.php/elt/article/view/9135.