@incollection{SB_1987-1988__30__187_0,
     author = {Segal, Graeme},
     title = {Elliptic cohomology},
     booktitle = {S\'eminaire Bourbaki : volume 1987/88, expos\'es 686-699},
     series = {Ast\'erisque},
     note = {talk:695},
     pages = {187--201},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {161-162},
     year = {1988},
     mrnumber = {992209},
     zbl = {0686.55003},
     language = {en},
     url = {http://archive.numdam.org/item/SB_1987-1988__30__187_0/}
}