КОРБУТ, В.; ПІДДУБНИЙ, В. Passive radioextenders for provision the communication in the regions difficult to access. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, [S. l.], n. 33, p. 46-49, 2006. DOI: 10.20535/RADAP.2006.33.46-49. Disponível em: http://radap.kpi.ua/radiotechnique/article/view/351. Acesso em: 27 jan. 2022.