@article{YJOR_2013_23_2_a1,
     author = {Koratti Chengalrayan Sivakumar},
     title = {A {Class} of {Singular} $R_0${-Matrices} and {Extensions} to {Semidefinite} {Linear} {Complementarity} {Problems}},
     journal = {Yugoslav journal of operations research},
     pages = {163 },
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_2013_23_2_a1/}
}