@article{FAA_1984_18_2_a1,
     author = {A. N. Varchenko},
     title = {Estimate of the number of zeros of an abelian integral depending on a parameter and limit cycles},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {14--25},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1984_18_2_a1/}
}