TY  - JOUR
AU  - Jaume Llibre
TI  - Some families of quadratic systems with at most one limit cycle
JO  - Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica
PY  - 2023
SP  - 8
EP  - 15
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/BASM_2023_1_a1/
LA  - en
ID  - BASM_2023_1_a1
ER  -