@misc{AIHPA_1988__49_1_1_0,
     title = {Preface},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {1--6},
     publisher = {Gauthier-Villars},
     volume = {49},
     number = {1},
     year = {1988},
     mrnumber = {974867},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1988__49_1_1_0/}
}