@article{VKAM_2011_2_a1,
     author = {R. I. Parovik},
     title = {Generalized equations of {Mathieu}},
     journal = {Vestnik KRAUNC. Fiziko-matemati\v{c}eskie nauki},
     pages = {12--17},
     publisher = {mathdoc},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VKAM_2011_2_a1/}
}