The Convergence Rates of Expansions in Jacobi Polynomials. L.M. Delves, M. Bain (1976/1977) Numerische Mathematik
The distribution of the break points by the approximation of a square root by means of a broken line Karel Beneš (1977) Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika
The fundamentality of sets of ridge functions. E.W. Cheney, Xingping Sun (1992) Aequationes mathematicae
Truncation Error Bounds for Limit-Periodic Continued Fractions K(an/1) With lim an = 0. Christopher Baltus, William B. Jones (1985) Numerische Mathematik