Search results for: Irina Krasikova
Open Mathematics > 2009 > 7 > 4 > 683-693
Central European Journal of Mathematics > 2009 > 7 > 4 > 683-693
Open Mathematics > 2009 > 7 > 4 > 683-693
Central European Journal of Mathematics > 2009 > 7 > 4 > 683-693