@incollection{AST_1984__111__1_0,
     author = {AST},
     title = {Pages pr\'eliminaires},
     booktitle = {\'Etudes sur la m\'ecanique quantique},
     series = {Ast\'erisque},
     pages = {1--2},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {111},
     year = {1984},
     language = {fr},
     url = {http://www.numdam.org/item/AST_1984__111__1_0/}
}