author = { International Conference on Preconditioned Conjugate Gradient Methods 1989 Nimwegen Axelsson, Owe },

title = { Preconditioned conjugate gradient methods proceedings of a conference held in Nijmegen, The Netherlands, June 19 - 21, 1989 },

publisher = {Springer},

isbn = {3540535152},

isbn = {0387535152},

keywords = { Conjugate gradient methods Congresses , Difference equations Numerical solutions Congresses , Finite element method Congresses , Konferenzschrift 1989 Nimwegen , Bibliografie , Konjugierte-Gradienten-Methode , Präkonditionierung },

year = {1990},

abstract = {Literaturangaben},

booktitle = {Lecture notes in mathematics ; 1457},

address = { Berlin },