Dzhala, Roman     Electromagnetic signals for survey of the undergrount pipelines [Текст] / Roman Dzhala, Bohdan Verbenets, Taras Shevchuk // Computational problems of electrical engineering CPEE'2008 [Текст] : 9th Intern. workshop, Alushta (Crimea), Ukraine, Sept. 16-20, 2008 : program and abstracts. — [S. l.], 2008. — P. 35.