中华人民共和国国家环境保护标准(HJ495-2009): 水质采样方案设计技术规定[S]. 北京: 中国环境科学出版社, 2009.
The state environmental protection standards of the People’s Republic of China (HJ495-2009): Water quality-technical regulation on the design of sampling programmers. Beijing: China Environmental Science Press, 2009. (in Chinese)