<span class="mw-page-title-namespace">Template</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Goubau61a</span>
Elena & Fabrice's Web

On the guided propagation of electromagnetic wave beams. G. Goubau and F. Schwering in IRE Trans. Antennas Propag. 9:248 (1961).