HRIGORIEV, O. M.; BILYK, Z. V.; SAKUN, O. V.; MARUSCHENKO, V. V. Precision method of direction-finding on the point gamma-source. Military Technical Collection, [S. l.], n. 7, p. 25–28, 2012. DOI: 10.33577/2312-4458.7.2012.25-28. Disponível em: http://vtz.asv.gov.ua/article/view/163959. Acesso em: 9 mar. 2022.