@Article{npg-8-9-2001,
AUTHOR = {Pavlov, V. and Buisine, D. and Goncharov, V.},
TITLE = {Formation of vortex clusters on a sphere},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {8},
YEAR = {2001},
NUMBER = {1/2},
PAGES = {9--19},
URL = {http://www.nonlin-processes-geophys.net/8/9/2001/},
DOI = {10.5194/npg-8-9-2001}
}