@article{UZERU_1990_1_a8,
     author = {G. G. Arutyunyan and V. V. Papoyan},
     title = {The incompressible fluid in {General} {Relativity}},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {56--61},
     publisher = {mathdoc},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_1990_1_a8/}
}