@article{701499,
     title = {Derived algebra of the Fr\"olicher-Nijenhuis bracket algebra},
     booktitle = {Proceedings of the Winter School "Geometry and Physics"},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {1991},
     pages = {[237]-243},
     mrnumber = {MR1151911},
     zbl = {0768.58002},
     url = {http://dml.mathdoc.fr/item/701499}
}

Vanžura, Jiří. Derived algebra of the Frölicher-Nijenhuis bracket algebra, dans Proceedings of the Winter School "Geometry and Physics", GDML_Books,  (1991), pp. [237]-243. http://gdmltest.u-ga.fr/item/701499/