TY - JOUR AU - Meurdesoif, Philippe AU - Rottembourg, BenoƮt TI - Semi-definite positive programming relaxations for graph $K_{\bf n}$-coloring in frequency assignment JO - RAIRO - Operations Research - Recherche OpƩrationnelle PY - 2001 SP - 211 EP - 228 VL - 35 IS - 2 PB - EDP-Sciences UR - http://archive.numdam.org/item/RO_2001__35_2_211_0/ LA - en ID - RO_2001__35_2_211_0 ER -