@article{TRSPY_2016_295_a0,
     author = {G. A. Alekseev},
     title = {Integrable and non-integrable structures in {Einstein{\textendash}Maxwell} equations with {Abelian} isometry group~$\mathcal G_2$},
     journal = {Informatics and Automation},
     pages = {7--33},
     year = {2016},
     volume = {295},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2016_295_a0/}
}