2-PHOTON ABSORPTION IN ATOMS AND SOLIDS

[1] GAUGE-INVARIANCE AND PSEUDOPERTURBATIONS [J]. PHYSICAL REVIEW A, 1979, 20 (04): : 1553 - 1562

[2] THE QUESTION OF GAUGE DEPENDENCE OF TRANSITION-PROBABILITIES IN QUANTUM-MECHANICS - FACTS, MYTHS AND MISUNDERSTANDINGS [J]. PHYSICS LETTERS A, 1981, 86 (05) : 269 - 272

[3] [Anonymous], 1975, QUANTUM ELECTRON+

[4] BASILUKO LS, 1970, JETP LETT, V12, P113

[5] BASOV NG, 1966, SOV PHYS JETP-USSR, V23, P366

[6] Bassani F., 1983, Handbook on synchrotron radiation, P463

[7] CHOICE OF GAUGE IN 2-PHOTON TRANSITIONS - 1S-2S TRANSITION IN ATOMIC-HYDROGEN [J]. PHYSICAL REVIEW LETTERS, 1977, 39 (17) : 1070 - 1073

[8] BASSANI F, 1975, ELECTRONIC STATES OP

[9] BASSANI F, 1972, ATOMIC STRUCTURE PRO

[10] BASSANI F, 1977, 64 P SIF COURS, P379

[1] GAUGE-INVARIANCE AND PSEUDOPERTURBATIONS [J]. PHYSICAL REVIEW A, 1979, 20 (04): : 1553 - 1562

[2] THE QUESTION OF GAUGE DEPENDENCE OF TRANSITION-PROBABILITIES IN QUANTUM-MECHANICS - FACTS, MYTHS AND MISUNDERSTANDINGS [J]. PHYSICS LETTERS A, 1981, 86 (05) : 269 - 272

[3] [Anonymous], 1975, QUANTUM ELECTRON+

[4] BASILUKO LS, 1970, JETP LETT, V12, P113

[5] BASOV NG, 1966, SOV PHYS JETP-USSR, V23, P366

[6] Bassani F., 1983, Handbook on synchrotron radiation, P463

[7] CHOICE OF GAUGE IN 2-PHOTON TRANSITIONS - 1S-2S TRANSITION IN ATOMIC-HYDROGEN [J]. PHYSICAL REVIEW LETTERS, 1977, 39 (17) : 1070 - 1073

[8] BASSANI F, 1975, ELECTRONIC STATES OP

[9] BASSANI F, 1972, ATOMIC STRUCTURE PRO

[10] BASSANI F, 1977, 64 P SIF COURS, P379