MAASHAA, D.; NARMANDAKH, B. The The Effect of Ultrasonic activation on the Microstructure and Phase Transformation of Porous Ni-Ti Shape Memory Alloys . Scientific transaction of the National University of Mongolia. Physics, [S. l.], v. 36, n. 605, p. 12–17, 2024. DOI: 10.22353/physics.v36i605.9334. Disponível em: https://journal.num.edu.mn/physics/article/view/9334. Acesso em: 14 jan. 2025.