@article{VKAM_2013_1_a2,
     author = {R. I. Parovik and P. P. Firstov},
     title = {Phase analysis of time series of geophysical fields},
     journal = {Vestnik KRAUNC. Fiziko-matemati\v{c}eskie nauki},
     pages = {23--29},
     year = {2013},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VKAM_2013_1_a2/}
}