Quantum state sharing of an arbitrary multiqubit state using nonmaximally entangled GHZ states Z.-X. Man, Y.-J. Xia and N. B. An Eur. Phys. J. D, 42 2 (2007) 333-340 Published online: 09 February 2007 DOI: 10.1140/epjd/e2007-00024-x