@article{TIMM_2019_25_2_a12,
     author = {P. D. Lebedev and A. L. Kazakov},
     title = {Construction of optimal covers by disks of different radii for convex planar sets},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {137--148},
     year = {2019},
     volume = {25},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2019_25_2_a12/}
}