List of Articles DEA-R Open Access Article Abstract Page Full-Text 1 - A new non-radial DEA-R model to measure the effects of undesirable outputs on the efficiency of production units جواد گرامی Open Access Article Abstract Page Full-Text 2 - Determining Malmquist Productivity Index in DEA and DEA-R based on Value Efficiency M. R. ‎Mozaffari‎