عنوان مقاله [English]
This study reports a web log analysis of Elsevier’s ScienceDirect usage at Tehran University. The server traffic is highest in Tuesdays. The usage is highest during 12PM through 6PM and lowest during the early morning hours. More than half of the requested PDF files is successfully downloaded and the rest is responsed by error messages. This shows that the accessibility of c-articles is not satisfactory.