N. Gélvez
发表
Helbert E. Espitia,
Jhon Bayona,
Nancy Gélvez,
2020,
Symmetry.
A. F. Rojas,
N. Y. Gelvez,
N. Gélvez,
2016,
IEEE Latin America Transactions.
Helbert E. Espitia,
Andres Ballén,
Nancy Gelvez,
2018,
WEA.