TY - JOUR AU - Howard, Henry C. TI - Oscillation Criteria for Matrix Differential Equations: Corrigendum JO - Canadian journal of mathematics PY - 1969 SP - 1279 EP - 1280 VL - 21 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-140-x/ DO - 10.4153/CJM-1969-140-x ID - 10_4153_CJM_1969_140_x ER -