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@article{INTO_2022_215_a7, author = {A. V. Kostin}, title = {Beltrami theorem in {Minkowski} space}, journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory}, pages = {73--80}, publisher = {mathdoc}, volume = {215}, year = {2022}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/INTO_2022_215_a7/} }
A. V. Kostin. Beltrami theorem in Minkowski space. Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory, Algebra, Geometry, and Combinatorics, Tome 215 (2022), pp. 73-80. http://geodesic.mathdoc.fr/item/INTO_2022_215_a7/