@article{AIHPA_1991__54_2_165_0,
     author = {Teofilatto, Paolo},
     title = {A natural graded {Lie} algebra sheaf over {Riemann} surfaces},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {165--177},
     publisher = {Gauthier-Villars},
     volume = {54},
     number = {2},
     year = {1991},
     mrnumber = {1110650},
     zbl = {0738.30029},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPA_1991__54_2_165_0/}
}