@article{DMGAA_2014_34_1_a5,
     author = {Kannan, M. and Sivakumar, K.},
     title = {Intervals of certain classes of {Z-matrices}},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {85--93},
     publisher = {mathdoc},
     volume = {34},
     number = {1},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2014_34_1_a5/}
}