List of Articles Arak Open Access Article Abstract Page Full-Text 1 - Biostratigraphy of Devonian-Carboniferous boundary in Tuyeh-Darvar section, north of Iran Mohammad Taghi Najjarzadeh Ali Reaza Ashouri Mehdi Yazdi Ali Bahrami 10.30495/ijes.2020.673332 Open Access Article Abstract Page Full-Text 2 - Geochemical Evaluation of Drinking Water in Arak City, Iran Feridon Ghadimi Mohammad Ghomi