TY  - JOUR
AU  - O. V. Diaconescu
AU  - M. N. Popa
TI  - Lie algebras of operators and invariant $GL(2,\mathbb{R})$-integrals for Darboux type differential systems
JO  - Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica
PY  - 2006
SP  - 3
EP  - 16
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/BASM_2006_3_a0/
LA  - en
ID  - BASM_2006_3_a0
ER  -