Search results for: M. Popov
Siberian Mathematical Journal > 2016 > 57 > 3 > 552-557
Central European Journal of Mathematics > 2014 > 12 > 3 > 476-482
Positivity > 2009 > 13 > 3 > 459-495
Siberian Mathematical Journal > 2016 > 57 > 3 > 552-557
Central European Journal of Mathematics > 2014 > 12 > 3 > 476-482
Positivity > 2009 > 13 > 3 > 459-495