TY - JOUR AU - Pawel Wocjan AU - Clive Elphick AU - Parisa Darbari TI - Spectral lower bounds for the quantum chromatic number of a graph. II JO - The electronic journal of combinatorics PY - 2020 VL - 27 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.37236/9295/ DO - 10.37236/9295 ID - 10_37236_9295 ER -