Journal of Mathematical Sciences
Journal of Mathematical Sciences > 2015 > 205 > 5 > 621-634
Journal of Mathematical Sciences > 2015 > 205 > 5 > 667-676
Journal of Mathematical Sciences > 2015 > 205 > 5 > 706-718
Journal of Mathematical Sciences > 2015 > 205 > 5 > 691-705
Journal of Mathematical Sciences > 2015 > 205 > 5 > 635-643
Journal of Mathematical Sciences > 2015 > 205 > 5 > 677-690
Journal of Mathematical Sciences > 2015 > 205 > 5 > 644-658
Journal of Mathematical Sciences > 2015 > 205 > 5 > 659-666