Джала, Р. М., et al. “Technology of Inspections of Underground Pipelines With the Use of the Non-Contact Measurings of Currents in Their Walls”. METHODS AND DEVICES OF QUALITY CONTROL, no. 1(22), May 2009, pp. 22-27, https://mpky.nung.edu.ua/index.php/mpky/article/view/242.