@article{SM_2016_207_11_a1,
     author = {A. Yu. Vesnin and V. G. Turaev and E. A. Fominykh},
     title = {Complexity of virtual 3-manifolds},
     journal = {Sbornik. Mathematics},
     pages = {1493--1511},
     publisher = {mathdoc},
     volume = {207},
     number = {11},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2016_207_11_a1/}
}