TY - JOUR AU - Christoph Schmoeger TI - Common Spectral Properties of Linear Operators A and B Such That ABA=A2 and BAB=B2 JO - Publications de l'Institut Mathématique PY - 2006 SP - 109 VL - _N_S_79 IS - 93 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.2298/PIM0693109S/ DO - 10.2298/PIM0693109S LA - en ID - 10_2298_PIM0693109S ER -