TY - JOUR AU - Koratti Chengalrayan Sivakumar TI - A Class of Singular $R_0$-Matrices and Extensions to Semidefinite Linear Complementarity Problems JO - Yugoslav journal of operations research PY - 2013 SP - 163 VL - 23 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/YJOR_2013_23_2_a1/ LA - en ID - YJOR_2013_23_2_a1 ER -