Щепетов, В., О. Щепотьєв, В. Варюхно, and В. Гулевець. “Methods of Maintenance and Repair of Ground Equipment and Optimize Preventive Measures”. Proceedings of National Aviation University, vol. 30, no. 4, Apr. 2006, pp. 89-94, doi:10.18372/2306-1472.30.1421.