Rudolf Krawczyk. Interval operators of a function of which the Lipschitz matrix is an interval M-matrix. Computing, 31(3):245-253, 1983. [doi]
@article{Krawczyk83,
title = {Interval operators of a function of which the Lipschitz matrix is an interval M-matrix},
author = {Rudolf Krawczyk},
year = {1983},
doi = {10.1007/BF02263434},
url = {http://dx.doi.org/10.1007/BF02263434},
researchr = {https://researchr.org/publication/Krawczyk83},
cites = {0},
citedby = {0},
journal = {Computing},
volume = {31},
number = {3},
pages = {245-253},
}