@article{SM_2003_194_2_a2,
     author = {L. A. Ignatochkina},
     title = {Vaisman--Gray manifolds with $J$-invariant 
},
     journal = {Sbornik. Mathematics},
     pages = {225--235},
     publisher = {mathdoc},
     volume = {194},
     number = {2},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2003_194_2_a2/}
}