List of Articles لایبکوال Open Access Article Abstract Page Full-Text 1 - Evaluating the quality level of services provided by the Regional Information Center for Science and Technology (RICeST) using the Six Sigma methodology. Ali Bairanvand Mohamad Ebrahim Samiei Sareh Rahmanian Open Access Article Abstract Page Full-Text 2 - Gap analysis of services quality in Razi University Libraries Afrooz Azimi Vaziri Aliakbar Famil Rouhany Mahmoud Moradi