Zhensheng Geng

• 20 shi ji Han yu yin yun xue fang fa lun
• Ji wang kai lai de yu yan xue fa zhan zhi lu
• Ji yu ben ti te se de Han yu yan jiu
• Ming Qing deng yun xue tong lun =
• Shi ci qu de ge lü he yong yun
• Yin yun xue yan jiu fang fa dao lun