Comparisons Between Best Polynomial Approximations and Interpolating Polynomials. Lee W. Johnson — 1975 Aequationes mathematicae
Comparisons Between Best Polynomial Approximations and Interpolating Polynomials. (Short Communication). Lee W. Johnson — 1974 Aequationes mathematicae
On the Convergence of Polynomials Interpolating at the Zeroes of Tn(x). R.D. Riess; Lee W. Johnson — 1970 Mathematische Zeitschrift