1. “New mercury-based superconductors with the “1201” structure Hg0.4Pr0.6Sr2-xPrxCuO4+ and Hg0.3Pb0.7Sr2-xLaxCuO4+”. Goutenoire F, Daniel P, Hervieu M, Van Tendeloo G, Michel C, Maignan A, Raveau B, Physica: C : superconductivity 216, 243 (1993)