A. J. Minnich, M. S. Dresselhaus, Z. F. Ren and G. Chen. Bulk nanostructured thermoelectric materials: current research and future prospects, Energy & Environmental Science, 2009, 2, 466–479, doi:10.1039/b822664b
A. Putatunda and D.J. Singh. Lorenz number in relation to estimates based on the Seebeck coefficient, Materials Today Physics, 2019, 8, 49-55, doi:10.1016/j.mtphys.2019.01.001