@article{TMF_1981_47_2_a3,
     author = {V. E. Rochev},
     title = {Legendre transformations and equations for {Green's} functions},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {184--197},
     publisher = {mathdoc},
     volume = {47},
     number = {2},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1981_47_2_a3/}
}