@article{CTT100549842, author = {K. Goto and T. Osakabe and K. Kakurai and Y. Uwatoko and A. Oosawa and J. Kawakami and H. Tanaka}, title = {Softening of Magnetic Excitations Leading to Pressure-Induced Quantum Phase Transition in Gapped Spin System KCuCl3}, journal = {J. Phys. Soc. Jpn.}, year = 2007, }