Colombia.

发表

Pittsburgh, C. University, Japan., 2012, Differential and Integral Equations.

Cuba, Matematica y Fisica, Habana, 1997, cond-mat/9706013.

L. Ghezzi, Spain., O. Nacional, 2019, Monthly Notices of the Royal Astronomical Society.

India., Belgium, Astronomy, 2013, 1301.6978.

Cuba, Colombia, C. Habana, 1999, cond-mat/9910518.

Bogotá, Uk, J. H. Reina, 2001, quant-ph/0105029.

Universidad de los Andes, A. D. D. F'isica, Bogot'a, 2008, 0806.2449.

Héctor J. Hortúa, O. Nacional, Universidad Nacional de Colombia, 2023, 2303.01301.

Uk, J. H. Reina, L. Quiroga, 2000, quant-ph/0003014.

Argentina., G. González-Sprinberg, R. Martínez, 2005, hep-ph/0504078.