Konar, Radoslav, Milos Mician, Miroslav Bucha, Peter Vrzgula, and Ivo Hlavaty. 2017. “Digital Radiography Corrosion Mapping on Gas Pipelines”. Communications - Scientific Letters of the University of Zilina 19 (2A), 101-5. http://journals.uniza.sk/index.php/communications/article/view/219.