00580naa#a2200169#i#450# EN\\bibl\3897 20250202023919.7 2308-8877 20141113b2014####ek#y0engy0150####ca RUS RU THE CAUCHY PROBLEM FOR SYSTEMS OF ELLIPTIC TYPE EQUATIONS OF THE FIRST ORDER Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 2 с. Journal article local Juraev D. anni.editorum.ru