TY  - JOUR
AU  - Allegretto, W.
AU  - Erbe, L.
TI  - Oscillation Criteria for Matrix Differential Inequalities(1)
JO  - Canadian mathematical bulletin
PY  - 1973
SP  - 5
EP  - 10
VL  - 16
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1973-002-0/
DO  - 10.4153/CMB-1973-002-0
ID  - 10_4153_CMB_1973_002_0
ER  -