List of Articles Weak disposability Open Access Article Abstract Page Full-Text 1 - Balanced evaluation of suppliers performance by applying a hybrid DEMATEL-DEA approach in presence of undesirable factors M. Homayounfar A.R. Amirteimoori Open Access Article Abstract Page Full-Text 2 - Duality analysis in technologies with weak disposability Homeira Amirmohammadi Alireza Amirteimoori Sohrab Kordrostami Mohsen Vaez-Ghasemi Open Access Article Abstract Page Full-Text 3 - Efficiency analysis in two-stage production systems with the presence of undesirable and reversible factors Mohammad Malmir رضا کاظمی متین Mahnaz Ahadzadeh namin 10.30495/jnrm.2022.66444.2236 Open Access Article Abstract Page Full-Text 4 - Assessment of two-stage processes cross-efficiency in the presence of undesirable factors Alireza Amirteimoori Maryam Nematizadeh Maryeh Nematizadeh 10.30495/ijdea.2022.69944.1187 Open Access Article Abstract Page Full-Text 5 - Two-stage network-structured production process in the presence of undesirable intermediate measures Alireza Amirteimoori Maryam Nematizadeh Maryeh Nematizadeh 10.30495/ijdea.2022.68961.1178 Open Access Article Abstract Page Full-Text 6 - A new non-radial DEA-R model to measure the effects of undesirable outputs on the efficiency of production units جواد گرامی