The following publications are possibly variants of this publication:
- Orthogonal rational functions and quadrature on the unit circleAdhemar Bultheel, Pablo González-Vera, Erik Hendriksen, Olav Njåstad. na, 3(1):105-116, 1992. [doi]
- Error bounds for rational quadrature formulae of analytic functionsBernardo de la Calle Ysern. nm, 101(2):251-271, 2005. [doi]
- Some results about numerical quadrature on the unit circlePablo González-Vera, J. C. Santos-León, Olav Njåstad. adcm, 5(1):297-328, 1996. [doi]
- A Favard theorem for orthogonal rational functions on the unit circleAdhemar Bultheel, Pablo González-Vera, Erik Hendriksen, Olav Njåstad. na, 3(1):81-89, 1992. [doi]