PISKORSKI, Krzysztof. Comparison of the barrier height measurements by the Powell method with the φMS measurement results. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 19, n. 1, p. 120–123, 2005. DOI: 10.26636/jtit.2005.1.281. Disponível em: https://www.jtit.pl/jtit/article/view/281. Acesso em: 13 jun. 2026.