Reference
Fang-Fang Hu, Hong-Rui Fan, Ya-Chun Cai, Kui-Feng Yang, Ting-Guang Lan (2011): Ore-forming fluids, stable isotope and mineralizing age of the Hubazhuang gold deposit in the Jiaodong Peninsula, eastern China – Berichte der Geologischen Bundesanstalt – 87: 106.