NASA Technical Reports Server
The NASA Scientific and Technical Information (STI) Program's mission is to collect, archive, and disseminate NASA aerospace information, and locate domestic and international STI pertinent to NASA's missions and Strategic Enterprises.
The NTRS collects scientific and technical information from NASA's technical report servers and non-NASA sites using the Open Archives Initiative Protocol for Metadata Harvesting (OAI-PMH). Information Disclaimer: The external sites selected for inclusion in the NTRS are not endorsed or maintained by NASA. The validity, accuracy, integrity, and maintenance of information from external sources are the responsibility of the sponsoring organization.