S. Gordić, B. Lazić, and M. Milošević, “Historical genesis of the concept of number and number systems - possibilities of application in the initial teaching of mathematics (II): Introduction, History of mathematics and teaching mathematics, Possibilities of applying the ‘history’ of numbers in the teaching of mathematics, Examples of tasks, Conclusion, References”, norma, vol. 27, no. 2, pp. 227–235, Dec. 2022, doi: 10.5937/norma27-38117.