@article{DAN_1994_337_5_a5,
     author = {M. A. Sychev},
     title = {Solvability of classical regular one-dimensional variational},
     journal = {Doklady Akademii Nauk},
     pages = {585--588},
     publisher = {mathdoc},
     volume = {337},
     number = {5},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_337_5_a5/}
}