@article{SchuetteWulkow1992, author = {Christof Sch{\"u}tte and Michael Wulkow}, title = {Quantum Theory with Discrete Spectra and Countable Systems of Differential Equations - A Numerical Treatment of Raman Spectroscopy.}, journal = {preprint}, url = {http://publications.imp.fu-berlin.de/109/}, year = {1992}, }