Geodesic
On the calculation of index of a vector field
Trudy Instituta matematiki, Tome 24 (2016) no. 2, pp. 44-54

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In the article, for a plane (and nonhomogeneous!) polynomial vector field, there presents an algorithm of calculation of asymptotical index. Also, it is given a new method of calculating index of finite singular points. 
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     title = {On the calculation of index of a vector field},
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P. P. Zabreiko; A. V. Krivko-Krasko. On the calculation of index of a vector field. Trudy Instituta matematiki, Tome 24 (2016) no. 2, pp. 44-54. http://geodesic.mathdoc.fr/item/TIMB_2016_24_2_a5/