[1] E. Stiles, in Proceedings of 5th International Workshop Fiber Lasers (2009).
[2] T. Eidam, C. Wirth, C. Jauregui, F. Stutzki, F. Jansen, H. J. Otto, O. Schmidt, T. Schreiber, J. Limpert, and A. Tünnermann, Opt. Express 19, 13218 (2011).
[3] H. J. Otto, F. Stutzki, F. Jansen, T. Eidam, C. Jauregui, J. Limpert, and A. Tünnerman, Opt. Express 20, 15710 (2012).
[4] B. Ward, C. Robin, and I. Dajani, Opt. Express 20, 11407 (2012).
[5] M. M. Johansen, M. Laurila, M. D. Maack, D. Noordegraaf, C. Jakobsen, T. T. Alkeskjold, and J. Laegsgaard, Opt. Express 21, 21847 (2013).
[6] C. Jauregui, T. Eidam, J. Limpert, and A. Tünnermann, Opt. Express 19, 3258 (2011).
[7] A. V. Smith and J. J. Smith, Opt. Express 19, 10180 (2011).
[8] K. R. Hansen, T. T. Alkeskjold, J. Broeng, and J. Laegsgaard, Opt. Express 21, 1944 (2013).
[9] A. V. Smith and J. J. Smith, Opt. Express 20, 24545 (2012).
[10] L. Dong, Opt. Express 21, 2642 (2013).
[11] H. J. Otto, C. Jauregui, F. Stutzki, F. Jansen, J. Limpert, and A. Tünnermann, Opt. Express 21, 17285 (2013).
[12] X. Wang, R. Tao, H. Xiao, P. Zhou, C. Zhang, and X. Xu, in Proceedings of Advanced Solid State Lasers Congress JTh2A. 44(2013).
[13] R. Tao, X. Wang, H. Xiao, P. Zhou, and Z. Liu, Acta Opt. Sin. 34, 0114002 (2014).
[14] W. Ke, X. Wang, X. Bao, and X. Shu, Opt. Express 21, 14272 (2013).
[15] A. V. Smith and J. J. Smith, "Frequency dependence of mode coupling gain in Yb doped fiber amplifiers due to stimulated thermal Rayleigh scattering," http://www.arxiv.org/abs/1301.4277 (2013).
