Citations and some full text for U.S. government-sponsored technical reports and additional publications archived by the National Technical Information Service (NTIS). The NTIS archives reports from the Departments of Defense, Energy, Transportation, Agriculture, Health and Human Services, and other government agencies.
נושאים:
רב תחומי - מדעים מדויקים והנדסה
הערות לגישה:
Free
קישור למאגר:
ספק:
U.S. Department of Commerce