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* log-periodic oscillation analysis forecasts the burst of the “gold bubble” in april – june 2011 // structure and dynamics 4/3 (2010): 1-11.
* log-periodic oscillation analysis forecasts the burst of the «gold bubble» // structure and dynamics 4/3 (2010): 1-11 (with alexey fomin, sergey tsirel, and andrey korotayev).