1. A comparative analysis of agricultural research and extension reforms in China and India
2. Baike.baidu.com(2008).Contamination of Milk Products in China (in Chinese).https://baike.baidu.com/item/%E4%B8%AD%E5%9B%BD%E5%A5%B6%E5%88%B6%E5%93%81%E6%B1%A1%E6%9F%93%E4%BA%8B%E4%BB%B6/86604?fromtitle=%E4%B8%89%E8%81%9A%E6%B0%B0%E8%83%BA%E4%BA%8B%E4%BB%B6&fromid=13866771&fr=aladdin(Last accessed in October 2020).
3. BaiduBaike. (2013).Kindergarten Scandal (in Chinese). (Last accessed on November 28 2017. The webpage has been removed but the snapshot of the webpage can be provided on request).
4. BBC News. (2010).Timeline: China milk scandal.http://news.bbc.co.uk/2/hi/7720404.stm.