Legendre transforms and $r$-particle irreducibility in quantum field theory : the formalism for fermions

Cooper, Alan; Feldman, Joel; Rosen, Lon

Annales de l'I.H.P. Physique théorique, Volume 43 (1985) p. 29-106

Boundary conditions for the $P{\left(\phi \right)}_2$ euclidean field theory

Guerra, Francesco; Rosen, Lon; Simon, Barry

Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Volume 25 (1976) p. 231-334