Decoherence and entanglement in coherent quantum tunneling of magnetization with dissipationYi-Hang Nie, Jun-Jun Liang, Yun-Long Shi and J.-Q. LiangEur. Phys. J. B, 43 1 (2005) 125-129DOI: https://doi.org/10.1140/epjb/e2005-00035-5