@article{RSMUP_1978__59__117_0,
     author = {Beir\~ao da Veiga, Hugo and Valli, Alberto},
     title = {On the motion of a non-homogeneous ideal incompressible fluid in an external force field},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {117--145},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {59},
     year = {1978},
     mrnumber = {547082},
     zbl = {0433.76001},
     language = {en},
     url = {http://archive.numdam.org/item/RSMUP_1978__59__117_0/}
}