TY - GEN A1 - Ben-David, Shai A1 - Meer, Klaus A1 - Michaux, Christian T1 - A note on non-complete problems in NP_R. T2 - Journal of Complexity Y1 - 2000 SN - 0885-064X VL - 16 IS - 1 SP - 324 EP - 332 ER -