Cruz, S. C. y., & Rosas-Ortiz, O. (2013). Dynamical Equations, Invariants and Spectrum Generating Algebras of Mechanical Systems with Position-Dependent Mass. Symmetry, Integrability and Geometry: Methods and Applications.
Chicago Style (17th ed.) CitationCruz, Sara Cruz y., and Oscar Rosas-Ortiz. "Dynamical Equations, Invariants and Spectrum Generating Algebras of Mechanical Systems with Position-Dependent Mass." Symmetry, Integrability and Geometry: Methods and Applications 2013.
MLA (8th ed.) CitationCruz, Sara Cruz y., and Oscar Rosas-Ortiz. "Dynamical Equations, Invariants and Spectrum Generating Algebras of Mechanical Systems with Position-Dependent Mass." Symmetry, Integrability and Geometry: Methods and Applications, 2013.
Warning: These citations may not always be 100% accurate.