A. A. Agrachev, One more condition for a conditional extremum

Title: One more condition for a conditional extremum
Authors: A. A. Agrachev
Journal title: Russian Math. Surveys
Year: 1989
Issue: 5
Volume: 44
Pages: 189-190
Citation:

A. A. Agrachev, “One more condition for a conditional extremum”, Russian Mathematical Surveys, 1989, 44:5, 189–190