The Effect of Quadrature Errors in the Numerical Solution of Two-Dimensional Boundary Value Problems by Variational Techniques (Short Communication) R.J. HERBOLD, R.S. VARGA (1971) Aequationes mathematicae
The Effect of Quadrature Errors in the Numerical Solution of Two-Dimensional Boundary Value Problems by Variational Techniques R.J. HERBOLD, R.S. VARGA (1971) Aequationes mathematicae
The elimination of quantities and the solving of systems of transcendent equations by means of differential equations K. Orlov (1977) Matematički Vesnik
The link between Schröder's iteration methods of the first and second kind. Petković, Ljiljana, Petković, Miodrag (2008) Novi Sad Journal of Mathematics