@article{ND_2012_8_5_a4,
     author = {Vladimir V. Beletskii and Alexander V. Rodnikov},
     title = {Libration {Points} of the {Generalized} {Restricted} {Circular} {Problem} of {Three} {Bodies} in the case of imaginary distance between attracting centers},
     journal = {Russian journal of nonlinear dynamics},
     pages = {931--940},
     year = {2012},
     volume = {8},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2012_8_5_a4/}
}