Grantcharov, Gueo, Pedersen, Henrik, Poon, Yat Sun. (2008). Deformations of hypercomplex structures associated to Heisenberg groups
.
Quarterly Journal of Mathematics, 59 335-362. 10.1093/qmath/ham040
Grantcharov, Gueo, Pedersen, Henrik, Poon, Yat Sun. (2008). Deformations of hypercomplex structures associated to Heisenberg groups
. Quarterly Journal of Mathematics, 59 335-362. 10.1093/qmath/ham040