ВИХРУЩ, Н. Б. Practical orientation of mathematical disciplines in secondary schools of Ukraine at the beginning of the 20th century. Educational Dimension, Kryvyi Rih, Ukraine, v. 36, p. 465–469, 2012. DOI: 10.31812/educdim.v36i0.3462. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/3462. Acesso em: 11 may. 2024.