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@article{TM_1995_209_a5, author = {V. M. Zakalyukin}, title = {Envelopes of families of wave fronts and control theory}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {133--142}, publisher = {mathdoc}, volume = {209}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1995_209_a5/} }
V. M. Zakalyukin. Envelopes of families of wave fronts and control theory. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Singularities of smooth mappings with additional structures, Tome 209 (1995), pp. 133-142. http://geodesic.mathdoc.fr/item/TM_1995_209_a5/