1. Condensation-centrifuge filtration method to remove iron and arsenic from crude tin;J X Ke;Yunnan Metall,1982
2. The application of adding aluminum to remove antimony and arsenic in solder fire refining production;Z M Liu;Nonferr. Metals (Smelting Part),1993
3. Production practice of electrolytic refining of crude tin with high antimony;Z R Mo;Yunnan Metall,1993