@article{BASM_2006_2_a8,
     author = {Gheorghe Tigan},
     title = {On a~family of {Hamiltonian} cubic planar differential systems},
     journal = {Buletinul Academiei de \c{S}tiin\c{t}e a Republicii Moldova. Matematica},
     pages = {75--86},
     publisher = {mathdoc},
     number = {2},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BASM_2006_2_a8/}
}