A. P. Bogatov, A. E. Drakin, A. A. Stratonnikov, Yu. S. Alaverdyan, A. V. Ustinov, V. I. Shveikin, “Experimental determination of the factor representing spontaneous emission into a mode of a semiconductor laser operating on a leaky wave”, Kvantovaya Elektronika, 27:2 (1999), 131–133 [Quantum Electron., 29:5 (1999), 410–412]
