HASSAN, Ahmed Kadhim. Radio Contact Establishment Out of Iraqi Boarder using Nicosia Ionosonde Real data. Iraqi Journal for Electrical and Electronic Engineering, [S. l.], v. 14, n. 2, p. 103–107, 2018. DOI: 10.37917/ijeee.14.2.2. Disponível em: https://ijeee.edu.iq/ijeee/article/view/88. Acesso em: 8 dec. 2025.