TY - JOUR T1 - Critical Thinking and Challenges for Education for Democratic Citizenship: an ethnographic study in primary schools in Greece JO - Educação & Realidade A1 - Noula, Ioanna SN - 2175-6236 UL - 10.1590/2175-623674799 VL - 43 Y1 - 2018 PB - Brasil ER -