Quantum Critical Fluctuations in Heavy Fermion Compounds. - Schroeder, A.; Aeppli, G.; Coleman, P.; Ramazashvili, R.; Coldea, R.; Adams, M.; Bucher, E.; McMorrow, D. F.; Löhneysen, H. V.; Stockert, O. (International Journal of Modern Physics B: Condensed Matter Physics; Statistical Physics; Applied Physics, 2002)