Refraction Seasonal Variation and that Influence on to GHz Range Microwaves Availability. Elektronika ir Elektrotechnika, [S. l.], v. 78, n. 6, p. 39–42, 2007. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10812.. Acesso em: 5 dec. 2025.