1 documents found
Ver'ovkina Ganna Volodymyrivna. Invariant sets of accounting systems differential and difference equations.
: к.ф.-м.н. :
spec.. 01.01.02 - Диференційні рівняння :
presented. 1999-04-16; popup.evolution: .;
Taras Shevchenko Kiev University. – , 0499U000891.
1 documents found
Updated: 2026-03-26
