Central European Journal of Mathematics
Central European Journal of Mathematics > 2014 > 12 > 4 > 636-647
Central European Journal of Mathematics > 2014 > 12 > 4 > 545-558
Central European Journal of Mathematics > 2014 > 12 > 4 > 603-610
Central European Journal of Mathematics > 2014 > 12 > 4 > 648-657
Central European Journal of Mathematics > 2014 > 12 > 4 > 623-635
Central European Journal of Mathematics > 2014 > 12 > 4 > 559-573
Central European Journal of Mathematics > 2014 > 12 > 4 > 611-622
Central European Journal of Mathematics > 2014 > 12 > 4 > 574-583
Central European Journal of Mathematics > 2014 > 12 > 4 > 593-602
Central European Journal of Mathematics > 2014 > 12 > 4 > 584-592