Rybalka S A

Publications in Math-Net.Ru

1. Solution of extremal problems in the case of piecewise-smooth approximation of polygons
   
   Sib. Zh. Ind. Mat., 9:1 (2006),  126–134
2. Local approximation of plane curves by splines of the first degree in the Hausdorff metric
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1991, no. 8,  80–81