Chuanle Zhou, Boya Cui, I. Vurgaftman, C.L. Canedy, C.S. Kim, M. Kim, W.W. Bewley, C.D. Merritt, J. Abell, J.R. Meyer, M. Grayson."Thermal conductivity tensors of the cladding and active layers of interband cascade lasers," Applied Physics Letters, 2014, 105(26).