@article{LJM_2006_23_a3,
     author = {D. Krupka},
     title = {The total divergence equation},
     journal = {Lobachevskii journal of mathematics},
     pages = {71--93},
     publisher = {mathdoc},
     volume = {23},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/LJM_2006_23_a3/}
}