Custers, J., Gegenwart, P., Geibel, C., Steglich, F., Tayama, T., Trovarelli, O., et al. (2001). LOW-TEMPERATURE MAGNETIC AND TRANSPORT PROPERTIES OF THE CLEAN NFL SYSTEM YbRh2(Si1-xGex)2. Acta Physica Polonica B, 32(10), 3211-3217.