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@article{IVM_2002_5_a0, author = {V. N. Bobochko}, title = {A~differential turning point in the theory of singular {perturbations.~II}}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {3--13}, publisher = {mathdoc}, number = {5}, year = {2002}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2002_5_a0/} }
V. N. Bobochko. A~differential turning point in the theory of singular perturbations.~II. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (2002), pp. 3-13. http://geodesic.mathdoc.fr/item/IVM_2002_5_a0/