@article{05309249, title = {Riccati and Ermakov equations in time-dependent and time-independent quantum systems.}, journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]}, volume = {4}, year = {2008}, doi = {10.3842/SIGMA.2008.043}, zbl = {1154.81010}, language = {en}, url = {http://dml.mathdoc.fr/item/05309249} }
Schuch, Dieter. Riccati and Ermakov equations in time-dependent and time-independent quantum systems.. SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 4 (2008) . doi : 10.3842/SIGMA.2008.043. http://gdmltest.u-ga.fr/item/05309249/