@article{701432,
     title = {Riemann-Roch theorem and Lie algebra cohomology},
     booktitle = {Proceedings of the Winter School "Geometry and Physics"},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {1989},
     pages = {[15]-52},
     mrnumber = {MR1009564},
     zbl = {0686.14007},
     url = {http://dml.mathdoc.fr/item/701432}
}

Feigin, B. L.; Tsygan, B. L. Riemann-Roch theorem and Lie algebra cohomology, dans Proceedings of the Winter School "Geometry and Physics", GDML_Books,  (1989), pp. [15]-52. http://gdmltest.u-ga.fr/item/701432/