1. Piecewise Polynomials and the Partition Method for Ordinary Differential Equations;Langhaar,1970
2. Third Techn. Rep. on the Treatment of Partial Differ. Eq. by the Partition Method;Langhaar,1968
3. Foundations of Practical Shell Analysis;Langhaar,1964
4. Thin Elastic Shells;Harry,1967
5. Computational Methods of Linear Algebra;Faddeeva,1958