Ranges of Sylvester maps and a minimal rank problem. Ran, Andre C.M.; Rodman, Leiba X. — 2010 ELA. The Electronic Journal of Linear Algebra [electronic only]
The symmetric linear matrix equation. Ran, André C.M.; Reurings, Martine C.B. — 2002 ELA. The Electronic Journal of Linear Algebra [electronic only]
Hyponormal matrices and semidefinite invariant subspaces in indefinite inner products. Mehl, Christian; Ran, André C.M.; Rodman, Leiba — 2004 ELA. The Electronic Journal of Linear Algebra [electronic only]