List of Articles online participation circles Open Access Article Abstract Page Full-Text 1 - Language Teachers’ Professional Development through Enhanced Collective Efficacy by Collaboration in an Online Platform Azadeh Zakeri Parviz Maftoon Parviz Birjandi Masood Siyyari 10.30495/dk.2022.1950705.2419 Open Access Article Abstract Page Full-Text 2 - The Effect of Online Participation in Collaborative, Professional and Critical Discussion Circles on Self-efficacy Component of Language Teachers’ Professional Development Azadeh Zakeri Parviz Maftoon Parviz Birjandi Masood Siyyari 10.30495/dk.2022.1960536.2520