@article{AIHPA_1975__23_2_147_0,
     author = {Blanchard, Philippe and Seneor, Roland},
     title = {Green's functions for theories with massless particles (in perturbation theory)},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {147--209},
     publisher = {Gauthier-Villars},
     volume = {23},
     number = {2},
     year = {1975},
     mrnumber = {403473},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1975__23_2_147_0/}
}