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@article{MZM_1993_53_5_a17, author = {Yu. V. Kryakin}, title = {The {Whitney} constants are bounded by two}, journal = {Matemati\v{c}eskie zametki}, pages = {158--160}, publisher = {mathdoc}, volume = {53}, number = {5}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1993_53_5_a17/} }
Yu. V. Kryakin. The Whitney constants are bounded by two. Matematičeskie zametki, Tome 53 (1993) no. 5, pp. 158-160. http://geodesic.mathdoc.fr/item/MZM_1993_53_5_a17/
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