ELA articles which reference this paper are
Andrii Dmytryshyn, Bo Kagstrom and Vladimir V. Sergeichuk
Symmetric matrix pencils: codimension counts and the solution of a pair of matrix equations.
Electron. J. Linear Algebra 27 (2014) pp. 1-18.
Vyacheslav Futorny, Lena Klimenko, and Vladimir Sergeichuk
Change of the *-congruence canonical form of 2-by-2 matrices under perturbations.
Electron. J. Linear Algebra 27 (2014) pp. 146-154.