@article{TMF_1979_39_3_a7,
     author = {A. A. Nudelman and A. V. Tulub},
     title = {Extremal problems arising in the theory of {van~der~Waals} forces},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {359--367},
     publisher = {mathdoc},
     volume = {39},
     number = {3},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1979_39_3_a7/}
}