%0 Journal Article %A Jenő Szirmai %T Interior angle sums of geodesic triangles in $\mathbf{S^2}\times\mathbf{R}$ and $\mathbf{H^2}\times\mathbf{R}$ geometries %J Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica %D 2020 %P 44-61 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/BASM_2020_2_a4/ %G en %F BASM_2020_2_a4