数字对象唯一标识符具有唯一性、永久性和多重链接等特点,是实现互联网环境下数字对象永久性定位的数据系统.数字对象唯一标识符已经在出版领域得到了广泛的应用,在数据出版和引用方面也有很好的应用前景.文章介绍了中国西部环境与生态科学数据中心在数据引用方面所做的工作,详细介绍了如何在中文DOI注册中心的帮助下,利用数字对象唯一标识符对"黑河综合遥感联合试验"产出数据所开展的数据出版和数据引用尝试.文章最后总结了DOI在数据出版领域的意义,并讨论了DOI系统对数据出版和引用方面存在的不足,指出了数据中心在面向数据出版和引用方面存在的挑战和机遇.
The Digital Object Identifier (DOI) is a system for identifying content objects in the digital envi- ronment. DOIs are names assigned to any entity for use on Internet digital networks. Scientific data sets may be identified by DOIs, and several efforts are now underway in this area. This paper outlines the protect actions on data intellectual property rights and introduces the efforts on scientific data citation based on DOIs by Environ- mental and Ecological Science Data Center for West China. At last, this paper addresses the challenge for Data Centers and DOI System on the application of DOI in publication scientific data.