@article{DAN_1996_351_1_a5,
     author = {A. S. Matveev},
     title = {Lagrangian duality in nonconvex optimization, and modifications of the {Toeplitz--Hausdorff} theorem},
     journal = {Doklady Akademii Nauk},
     pages = {19--23},
     publisher = {mathdoc},
     volume = {351},
     number = {1},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_351_1_a5/}
}