@article{GDZPPN002340011,
title = {Compensated compactness and the Heisenberg group.},
journal = {Mathematische Annalen},
volume = {300},
year = {1994},
pages = {451-462},
zbl = {0819.43006},
url = {http://dml.mathdoc.fr/item/GDZPPN002340011}
}
Grafakos, Loukas; Rochberg, Richard. Compensated compactness and the Heisenberg group.. Mathematische Annalen, Tome 300 (1994) pp. 451-462. http://gdmltest.u-ga.fr/item/GDZPPN002340011/