@article{IM2_2015_79_4_a4,
     author = {V. V. Nikulin},
     title = {Degenerations of {K\"ahlerian} {K3} surfaces with finite symplectic automorphism groups},
     journal = {Izvestiya. Mathematics },
     pages = {740--794},
     publisher = {mathdoc},
     volume = {79},
     number = {4},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2015_79_4_a4/}
}