Suppression of superconductivity in layered Bi4O4S3 by Ag dopingS.G. Tan, P. Tong, Y. Liu, W.J. Lu, L.J. Li, B.C. Zhao and Y.P. SunEur. Phys. J. B, 85 12 (2012) 414DOI: https://doi.org/10.1140/epjb/e2012-30975-2