@article{SPK_1977-1978__4__A1_0,
     author = {Kr\'ee, Paul},
     title = {Introduction},
     journal = {S\'eminaire Paul Kr\'ee},
     eid = {1},
     pages = {iii--iii},
     publisher = {Secr\'etariat math\'ematique},
     volume = {4},
     year = {1977-1978},
     language = {fr},
     url = {http://archive.numdam.org/item/SPK_1977-1978__4__A1_0/}
}