<span class="mw-page-title-namespace">Template</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Hopfield63a</span>
Fabrice P. Lauss𝕪's Web

Theoretical and Experimental Effects of Spatial Dispersion on the Optical Properties of Crystals. J. Hopfield and D. Thomas in Phys. Rev. 132:563 (1963).