M. J. Aragundi Rosero, R. E. Benálcazar González, N. G. Sánchez Espin, and E. Prieto Charcopa, “Integration of basic mathematics and natural sciences through playful experiences in early learning at the Don Bosco Fisco-missionary Educational Unit ”, ed, vol. 9, no. 4, pp. 105-120, Dec. 2025.