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The article discusses various principles for the digital library development. According to the author adherence to these 10 principles benefits those responsible for the design and continued development of any digital library system and continues to pay off over the long term. Changing technologies can quickly outpace the ability of designers to maintain a particular digital library. An approach that anticipates and plans for change is needed to provide lasting access to its information. It is important for developers to decide on the nature and number of metadata elements early in a project. The practice of assigning each conceptual object its own unique identifier linking it to its metadata record and to other objects in the collection. Ensuring open access is closely related to usability concerns, including access to the information in the digital library. A possible threat to open access to information arises because of intellectual property concerns. Existing intellectual property and copyright law provides economic and legal protection to publishers of physical artifact.
McCray et al. (Tue,) studied this question.