@article{VMUMM_1999_5_a1,
     author = {R. O. Hryniv and A. A. Shkalikov},
     title = {Operator models in the theory of elasticity and in hydrodynamics, and associated analytic semigroups},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {5--14},
     year = {1999},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1999_5_a1/}
}