@article{1183528646,
author = {Nijenhuis, Albert and Richardson, R. W.},
title = {Deformations of homomorphisms of Lie groups and Lie algebras},
journal = {Bull. Amer. Math. Soc.},
volume = {73},
number = {6},
year = {1967},
pages = { 175-179},
language = {en},
url = {http://dml.mathdoc.fr/item/1183528646}
}
Nijenhuis, Albert; Richardson, R. W. Deformations of homomorphisms of Lie groups and Lie algebras. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 175-179. http://gdmltest.u-ga.fr/item/1183528646/