Perera Mercado, Y. A., Reyes Sandoval, E., Lozano Estrada, M., Betancourt Galindo, R., & Saucedo Salazar, E. M. (2012). Morphology, structure and magnetic properties of spheres produced by Ar-He plasma. Superficies Y VacĂ­o, 25(2), 70-74. Retrieved from https://superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/206