Brito, F. G. B., & Gonçalves, D. L. (1996). Real and complex homogeneous polynomial ordinary differential equations in $n$-space and $m$-ary real and complex non-associative algebras in $n$-space. Topological Methods in Nonlinear Analysis, 8(2), 327–333. Retrieved from https://apcz.umk.pl/TMNA/article/view/TMNA.1996.036