N. I. Vishnevskaya, “The Casimir element”, Fundam. Prikl. Mat., 18:3 (2013), 43–52; J. Math. Sci., 206:5 (2015), 486–493
Presentations in Math-Net.Ru
1.
Investigation of $Xu$ functions N. I. Vishnevskaya The Seventh International Conference on Differential and Functional Differential Equations August 28, 2014 17:20