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@article{FAA_2012_46_1_a11, author = {V. D. Sedykh}, title = {On {Euler} {Characteristics} of {Manifolds} of {Singularities} of {Wave} {Fronts}}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {92--96}, publisher = {mathdoc}, volume = {46}, number = {1}, year = {2012}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_2012_46_1_a11/} }
V. D. Sedykh. On Euler Characteristics of Manifolds of Singularities of Wave Fronts. Funkcionalʹnyj analiz i ego priloženiâ, Tome 46 (2012) no. 1, pp. 92-96. http://geodesic.mathdoc.fr/item/FAA_2012_46_1_a11/