\frametitle{Bibliography}

{\scriptsize{
\begin{itemize}
\item {\purples{On quadrature rules over spherical triangles:}} K. Atkinson, {\sl{Numerical integration on the sphere}}, J. Austral. Math. Soc. Ser. B 23 (1981/82), 332--347.

\item {\purples{On quadrature rules over spherical triangles:}} A. Sommariva and M. Vianello, {\sl{Near-algebraic Tchakaloff-like quadrature on spherical triangles}}, Appl. Math. Lett. (120) 2021.

\item {\purples{Lawson-Hanson seminal work:}}  C.L. Lawson, R.J. Hanson,  {\sl{Solving Least Squares Problems}}, Classics in Applied Mathematics 15, SIAM, Philadelphia, 1995.

\item {\purples{On Lawson-Hanson algorithm:}} M. Dessole, F. Marcuzzi and M. Vianello, {\sl{Accelerating the Lawson-Hanson NNLS solver for large-scale
Tchakaloff regression designs}}, Dolomites Res. Notes Approx. DRNA 13
(2020), 20--29.

\item {\purples{On spherical triangulation:}} G.Barequet, M.Dickerson, D.Eppstein, {\sl{On triangulating three-dimensional polygons}}, Comp. Geometry 10 (1998) 155--170.

\item {\purples{Hyperinterpolation seminal paper:}} I.H. Sloan, {\sl{Interpolation and hyperinterpolation over general regions}}, J. Approx. Theory 83 (1995), 238--254.

\item {\purples{Details on hyperinterpolation implementation:}} A. Sommariva and M. Vianello, {\sl{Numerical hyperinterpolation over nonstandard planar regions}}, Mathematics and Computers in Simulation, Volume 141, 10 (2017) 110--120.

\item {\purples{Matlab software:}} A. Sommariva homepage, {\url{https://www.math.unipd.it/~alvise/software.html}}.
\end{itemize}
}}