2YANG Sheng -hai, TANG Mo -tang, HE Jing,YAO Wei - yi . Preparation of High - Purity Zinc Frum Zinc Calcine by an Ammonia Process [J].Journal of Jishou University ( Natural Science Edition ). 2003,24 ( 3 ) : 45-49.
3Sheng-hai, TANG Mo -tang. Thermodynamics ofZn ( n ) -NH3-NN4C1 -H2O system [ J ]. Transaction of Nonferrous Metals Society of China,2000,10(6) :830-833.