@article{JOLT_2005_15_1_a6,
     author = {I. A. Garc{\'\i}a and H. Giacomini and J. Gin\'e},
     title = {Generalized {Nonlinear} {Superposition} {Principles} for {Polynomial} {Planar} {Vector} {Fields}},
     journal = {Journal of Lie Theory},
     pages = {89--104},
     year = {2005},
     volume = {15},
     number = {1},
     doi = {10.5802/jolt.362},
     zbl = {1073.34003},
     url = {https://jolt.centre-mersenne.org/articles/10.5802/jolt.362/}
}