Quantum controlled phase gate and cluster states generation via two superconducting quantum interference devices in a cavityZ.-Y. Xue, G. Zhang, P. Dong, Y.-M. Yi and Z.-L. CaoEur. Phys. J. B, 52 3 (2006) 333-336DOI: https://doi.org/10.1140/epjb/e2006-00297-3