Legendre transforms of the generating functionals in quantum field theory

<i>Introduction to the Theory of Quantized Fields</i>

N. N. Bogoli︠u︡bov, Ernest M. Henley · Physics Today · 1960 · 2.3K citations

Quantum Science, Engineering, Quantum Field Theory +3

Ground-State Energy of a Many-Fermion System. II

J. M. Luttinger, John Ward · Physical Review · 1960 · 1.7K citations

Quantum Science, Ground-state Energy, Engineering +13

On the Green’s functions of quantized fields. I

Julian Schwinger · Proceedings of the National Academy of Sciences · 1951 · 972 citations · Full text

Spectral Theory, Quantum Science, Engineering +12

Relativistic field theories with symmetry-breaking solutions

G. Jona‐Lasinio · Il Nuovo Cimento · 1964 · 412 citations

Lie Point Symmetry, Symmetry (Physics), Quantum Field Theory +1

Renormalizable models with simple symmetry breaking

K. Symanzik · Communications in Mathematical Physics · 1970 · 343 citations

Renormalizable Models, Symmetry (Physics), Quantum Field Theory