title: Fermionic field theory for trees and forests.
authors.affiliation: Dipartimento di Fisica, Università degli Studi di Milano and INFN, via Celoria 16, I-20133 Milan, Italy.
authors.forename: Sergio
authors.initials: S
authors.lastname: Caracciolo
authors.forename: Jesper Lykke
authors.initials: JL
authors.lastname: Jacobsen
authors.forename: Hubert
authors.initials: H
authors.lastname: Saleur
authors.forename: Alan D
authors.initials: AD
authors.lastname: Sokal
authors.forename: Andrea
authors.initials: A
authors.lastname: Sportiello