@article{IM2_1982_19_1_a10,
     author = {S. M. Ivashkovich},
     title = {Envelopes of holomorphy of some tube sets in $\mathbf C^2$ and the monodromy theorem},
     journal = {Izvestiya. Mathematics},
     pages = {189--196},
     year = {1982},
     volume = {19},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1982_19_1_a10/}
}