generic http://iqc.udg.edu/~quantum/software/Constrained_QSS/ http://iqc.udg.edu/~quantum/software/Constrained_QSS/Atomic http://iqc.udg.edu/~quantum/software/Constrained_QSS/Molecular http://iqc.udg.edu/~quantum/software/Constrained_QSS/Atomic_triple_density