@article{VUU_2009_2_a6,
     author = {V. V. Pack},
     title = {An axisymmetric model of the ring pattern formation in free-surface two-layered creeping flow},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {63--74},
     publisher = {mathdoc},
     number = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2009_2_a6/}
}