APA način citiranja

López-Bonilla, J., & Cruz-Beltrán, L. (2008). An approach to ladder operators for the two-dimensional harmonic oscillator.

Čikaški stil citiranja

López-Bonilla, José, i L. Cruz-Beltrán. An Approach to Ladder Operators for the Two-dimensional Harmonic Oscillator. 2008.

MLA način citiranja

López-Bonilla, José, i L. Cruz-Beltrán. An Approach to Ladder Operators for the Two-dimensional Harmonic Oscillator. 2008.