TY - JOUR AU - Charles R. Johnson TI - An inclusion region for the field of values of a doubly stochastic matrix based on its graph. JO - Aequationes mathematicae PY - 1978 SP - 305 EP - 310 VL - 17 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1978__17_136748/ ID - AM2_1978__17_136748 ER -