“The Growth of α-Fe(Si) Nanocrystalline Grains As a Function Temperature in Amorphous Fe76.5-xNbxCu1Si13.5B9 (x=1, 3, 5, 7) Alloys and Study Their Hardness”. AIUB Journal of Science and Engineering, vol. 24, no. 2, May 2026, pp. 98-106, https://doi.org/10.53799/q83e4415.