On a Discrete Maximum Principle for Linear FE Solutions of Elliptic Problems with a Nondiagonal Coefficient Matrix

KOROTOV, S., KŘÍŽEK, M., ŠOLC, J. On a Discrete Maximum Principle for Linear FE Solutions of Elliptic Problems with a Nondiagonal Coefficient Matrix. In: MARGENOV, S., VULKOV, L.G., WASNIEWSKI, J., eds. Numerical Analysis and Its Applications. Berlin: Springer, 2009, s. 384-391. Lecture Notes in Computer Science. ISBN 978-3-642-00463-6.