@article{CTT100714452, author = {T. Susuki and N. Kurita and T. Tanaka and H. Nojiri and A. Matsuo and K. Kindo and H. Tanaka}, title = {Magnetization Process and Collective Excitations in the S=1/2 Triangular-Lattice Heisenberg Antiferromagnet Ba3CoSb2O9}, journal = {Phys. Rev. Lett.}, year = 2013, }