@article{GDZPPN002345668, title = {Extensions of Liouville's Theorem to n Dimensions.}, journal = {Mathematica Scandinavica}, volume = {6}, year = {1958}, pages = {289-292}, zbl = {0087.08102}, url = {http://dml.mathdoc.fr/item/GDZPPN002345668} }
Young, G.S. Extensions of Liouville's Theorem to n Dimensions.. Mathematica Scandinavica, Tome 6 (1958) pp. 289-292. http://gdmltest.u-ga.fr/item/GDZPPN002345668/