Jovanovic, B.,
Koleva, M., &
Vulkov, L.
().
Application of the two-grid method to a heat radiation problem. // <I>AMiTaNS' 2009<D> : Proceedings of the 1st International conference "Application of mathematics in technical and natural sciences 2009", Sozopol, Bulgaria, 2009. - (AIP conference proc., 1186, 2009, p. 352-360)..