@incollection{AST_1984__111__91_0,
     title = {La propagation des ondes},
     booktitle = {\'Etudes sur la m\'ecanique quantique},
     author = {Collectif},
     series = {Ast\'erisque},
     pages = {91--208},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {111},
     year = {1984},
     language = {fr},
     url = {http://www.numdam.org/item/AST_1984__111__91_0/}
}