<?xml version="1.0"?>
<response><item key="0"><nothing>A. V. Kavokin, Ivan Shelykh, T. Taylor, M. M. Glazov, "Vertical Cavity Surface Emitting Terahertz Laser", Physical Review Letters, vol. 108, 2012, [DOI: 10.1103/physrevlett.108.197401] [IF: 7.94, SJR: 6.29]</nothing></item></response>
