@article{RM_1999_54_1_a8,
     author = {M. Schlichenmaier and O. K. Sheinman},
     title = {Wess--Zumino--Witten--Novikov theory, {Knizhnik--Zamolodchikov} equations, and {Krichever--Novikov} algebras},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {213--249},
     publisher = {mathdoc},
     volume = {54},
     number = {1},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1999_54_1_a8/}
}