Search results for: O. Surmanidze
Journal of Mathematical Sciences > 2016 > 218 > 6 > 839-843
Journal of Mathematical Sciences > 2014 > 197 > 6 > 807-857
Journal of Mathematical Sciences > 2012 > 186 > 5 > 805-807
Journal of Mathematical Sciences > 2008 > 148 > 2 > 280-291