@article{TMF_2019_200_3_a1,
     author = {A. A. Andrianov and A. N. Starodubtsev and Ya. Elmahalawy},
     title = {$(2+1)${-Dimensional} gravity coupled to a~dust shell: {Quantization} in terms of global phase space variables},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {399--414},
     year = {2019},
     volume = {200},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2019_200_3_a1/}
}