General form of the quantum-defect theory. IIChris H. Greene, U. Fano, A. Rau|Physical review. A, General physics|1982Cited by 219
A unified formulation of the construction of variational principlesE. Gerjuoy, Larry Spruch, A. Rau|Reviews of Modern Physics|1983Cited by 129
Statistical Model of Atoms in Intense Magnetic FieldsR. O. Mueller, Larry Spruch, A. Rau|Physical Review Letters|1971Cited by 95
Energy levels of hydrogen in magnetic fields of arbitrary strengthA. Rau, Larry Spruch|The Astrophysical Journal|1976Cited by 67
Simple model and wave function for atoms in intense magnetic fieldsA. Rau, Larry Spruch, R. O. Mueller|Physical review. A, General physics|1975Cited by 63