EFFECTIVE HAMILTONIANS

[1] SUR LA THEORIE DES PERTURBATIONS DES ETATS LIES [J]. NUCLEAR PHYSICS, 1958, 6 (03): : 329 - 347

[2] ON THE DIRAC THEORY OF SPIN 1/2 PARTICLES AND ITS NON-RELATIVISTIC LIMIT [J]. PHYSICAL REVIEW, 1950, 78 (01): : 29 - 36

[3] The effect of crystalline electric fields on the paramagnetic susceptibility of cupric salts [J]. PHYSICAL REVIEW, 1934, 45 (02): : 0087 - 0097

[4] PROJECTOR FORMULATION FOR VAN-VLECK TRANSFORMATION .2. NEAR-DEGENERATE CASE [J]. MOLECULAR PHYSICS, 1974, 27 (04) : 959 - 968

[5] PROJECTOR FORMULATION FOR VANVLECK TRANSFORMATION .1. DEGENERATE CASE [J]. MOLECULAR PHYSICS, 1974, 27 (01) : 33 - 47

[6] ON THE CONVERGENCE OF THE PERTURBATION METHOD .2.1. [J]. PROGRESS OF THEORETICAL PHYSICS, 1950, 5 (01): : 95 - 101

[7] ON THE CONVERGENCE OF THE PERTURBATION METHOD, .2. [J]. PROGRESS OF THEORETICAL PHYSICS, 1950, 5 (02): : 207 - 212

[8] ON THE CONVERGENCE OF THE PERTURBATION METHOD .1. [J]. PROGRESS OF THEORETICAL PHYSICS, 1949, 4 (04): : 514 - 523

[9] Kemble E. C., 1957, FUNDAMENTAL PRINCIPL

[10] CONSTRUCTION OF MODEL HAMILTONIANS IN FRAMEWORK OF RAYLEIGH-SCHRODINGER PERTURBATION-THEORY [J]. CZECHOSLOVAK JOURNAL OF PHYSICS, 1974, B 24 (06) : 605 - 615

[1] SUR LA THEORIE DES PERTURBATIONS DES ETATS LIES [J]. NUCLEAR PHYSICS, 1958, 6 (03): : 329 - 347

[2] ON THE DIRAC THEORY OF SPIN 1/2 PARTICLES AND ITS NON-RELATIVISTIC LIMIT [J]. PHYSICAL REVIEW, 1950, 78 (01): : 29 - 36

[3] The effect of crystalline electric fields on the paramagnetic susceptibility of cupric salts [J]. PHYSICAL REVIEW, 1934, 45 (02): : 0087 - 0097

[4] PROJECTOR FORMULATION FOR VAN-VLECK TRANSFORMATION .2. NEAR-DEGENERATE CASE [J]. MOLECULAR PHYSICS, 1974, 27 (04) : 959 - 968

[5] PROJECTOR FORMULATION FOR VANVLECK TRANSFORMATION .1. DEGENERATE CASE [J]. MOLECULAR PHYSICS, 1974, 27 (01) : 33 - 47

[6] ON THE CONVERGENCE OF THE PERTURBATION METHOD .2.1. [J]. PROGRESS OF THEORETICAL PHYSICS, 1950, 5 (01): : 95 - 101

[7] ON THE CONVERGENCE OF THE PERTURBATION METHOD, .2. [J]. PROGRESS OF THEORETICAL PHYSICS, 1950, 5 (02): : 207 - 212

[8] ON THE CONVERGENCE OF THE PERTURBATION METHOD .1. [J]. PROGRESS OF THEORETICAL PHYSICS, 1949, 4 (04): : 514 - 523

[9] Kemble E. C., 1957, FUNDAMENTAL PRINCIPL

[10] CONSTRUCTION OF MODEL HAMILTONIANS IN FRAMEWORK OF RAYLEIGH-SCHRODINGER PERTURBATION-THEORY [J]. CZECHOSLOVAK JOURNAL OF PHYSICS, 1974, B 24 (06) : 605 - 615