@article{TIMM_2020_26_4_a16,
     author = {D. S. Telyakovskii and S. A. Telyakovskii},
     title = {Geometric approach to finding the conditional extrema},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {244--254},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2020_26_4_a16/}
}