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Compatibility of systems of linear ordinary differential equations with variable coefficients Malikov, Khoris M. (1982) Equadiff 5
Condition number estimates for elliptic difference problems with anisotropy Axelsson, O. (1990) Equadiff 7
Convergence properties of the finite difference method for solving variational inequalities Weinelt, Wilfried (1982) Equadiff 5
Criteria for almost periodicity and some applications to differential equations Lovicar, Vladimír (1973) Proceedings of Equadiff III