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1دورية أكاديمية
المصدر: IEEE Transactions on Software Engineering; Mar87, Vol. 13 Issue 3, p363-375, 13p, 2 Color Photographs, 1 Diagram, 5 Graphs
المصدر: IEEE Transactions on Software Engineering; Mar87, Vol. 13 Issue 3, p363-375, 13p, 2 Color Photographs, 1 Diagram, 5 Graphs