Levenson, Esther, Ruthi Barkai, Pessia Tsamir, a Dina Tirosh. „Promoting adults’ Knowledge for Engaging Young Children With Numerical Activities". Scientia in educatione 13, no. 1 (červenec 31, 2022): 26-38. Viděno červen 17, 2024. https://ojs.cuni.cz/scied/article/view/2122.