Bayot, V., Delannay, F., Dewitte, C., Erauw, JP., Gonze, X., Issi, JP., Jonas, A., Kinanyalaoui, M., Lambricht, M., Michenaud, J.-P., Minet, JP., & Piraux, L. (1987). Strong Electron-phonon Coupling From Thermal-conductivity Measurements in a Yba2cu3o7-type Superconducting Compound. Solid State Communications, 63(11), 983-986. https://doi.org/10.1016/0038-1098(87)90644-2 (Original work published 1987)