TY  - JOUR
AU  - N. Parhi
AU  - P. Praharaj
TI  - Oscillation criteria for second order self-adjoint matrix differential equations
JO  - Annales Polonici Mathematici
PY  - 1999
SP  - 1
EP  - 14
VL  - 72
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/ap-72-1-1-14/
DO  - 10.4064/ap-72-1-1-14
LA  - en
ID  - 10_4064_ap_72_1_1_14
ER  -