@article{d4b711e969a741499888c7994aa9c161,
title = "A three-dimensional backward-wave network matched with free space",
keywords = "backward wave, negative refraction, transmission-line network, backward wave, negative refraction, transmission-line network, backward wave, negative refraction, transmission-line network",
author = "Pekka Alitalo and Olli Luukkonen and Sergei Tretyakov",
year = "2008",
language = "English",
volume = "372",
pages = "2720--2723",
journal = "Physics Letters A",
publisher = "Elsevier Science B.V.",
number = "15",
}