1. Tables for the evaluation of ∫₀^{∞}𝑥^{𝛽}𝑒^{-𝑥}𝑓(𝑥)𝑑𝑥 by Gauss-Laguerre quadrature;Concus, P.;Math. Comp.,1963
2. D. Corneil, Eigenvalues and Orthogonal Eigenvectors of Real Symmetric Matrices, Institute of Computer Science Report, Univ. of Toronto, 1965.
3. National Bureau of Standards Applied Mathematics Series, No. 55;Abramowitz, Milton,1964
4. The 𝑄𝑅 transformation: a unitary analogue to the 𝐿𝑅 transformation. I;Francis, J. G. F.;Comput. J.,1961