1.
Malkopoulou E, Papageorgiou G, Dimitriou A. Investigating the way 5-years old children distinguish the concepts ’object’ and ’material’ Is the ’material’ overshadowed by the ’object’?. IJLTER [Internet]. 2015 Nov. 30 [cited 2026 Aug. 30];14(1):116-31. Available from: https://ijlter.myres.net/index.php/ijlter/article/view/1002