%0 Journal Article %A I. A. Zelenskaya %T A system of singularly perturbed equations with differential turning point of the 1st kind %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2015 %P 63-74 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2015_3_a5/ %G ru %F IVM_2015_3_a5