@article{SM_1997_188_1_a2,
     author = {M. I. Zelikin},
     title = {On the connection generated by the~problem of minimizing a~multiple integral},
     journal = {Sbornik. Mathematics},
     pages = {61--74},
     publisher = {mathdoc},
     volume = {188},
     number = {1},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1997_188_1_a2/}
}