@misc{K._R._Fard_Bivariate,
 author={K. R. Fard},
 address={Երևան},
 howpublished={online},
 publisher={Հայաստանի ԳԱԱ},
 abstract={In this paper we prove that the bivariate mean-value interpolation problem, where part of the interpolation parameters are integrals over concentric circles is not poised.},
 title={Bivariate mean value interpolation on circles},
 type={Հոդված},
 keywords={Mathematics, Science},
}