Bandyopadhyay, Jayendra N.; Lakshminarayan, A.; Sheorey Vijay B. Algebraic approach in the study of time-dependent nonlinear integrable systems: case of the singular oscillator. (English) Zbl 1255.81175 Phys. Rev. A (3) 63, No. 4, Article ID 042109, 9 p. (2001). MSC: 81R12 81R05 17B80 PDFBibTeX XMLCite \textit{J. N. Bandyopadhyay} et al., Phys. Rev. A (3) 63, No. 4, Article ID 042109, 9 p. (2001; Zbl 1255.81175) Full Text: DOI arXiv
Maamache, M. Ermakov systems, exact solution, and gemetrical angles and phases. (English) Zbl 0978.81507 Phys. Rev. A(3) 52, No. 2, 936-940 (1995). MSC: 81Q70 34A34 70K99 37J99 PDFBibTeX XMLCite \textit{M. Maamache}, Phys. Rev. A (3) 52, No. 2, 936--940 (1995; Zbl 0978.81507) Full Text: DOI