TY - JOUR AU - Yeung, Yik-Hoi Au TI - Another proof of the theorems on the eigenvalues of a square quaternion matrix JO - Glasgow mathematical journal PY - 1964 SP - 191 EP - 195 VL - 6 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.1017/S2040618500035000/ DO - 10.1017/S2040618500035000 ID - 10_1017_S2040618500035000 ER -