@article{PMIHES_1998__S88__153_0,
     author = {O'Raifeartaigh, Lochlainn},
     title = {The intertwining of affine {Kac-Moody} and current algebras},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {153--164},
     publisher = {Institut des Hautes \'Etudes Scientifiques},
     volume = {S88},
     year = {1998},
     mrnumber = {1667907},
     zbl = {1001.17027},
     language = {en},
     url = {http://archive.numdam.org/item/PMIHES_1998__S88__153_0/}
}