TY  - JOUR
AU  - B.R. HEAP
AU  - M.S. LYNN
TI  - The Index of Primitivity of a Non-Negative Matrix.
JO  - Numerische Mathematik
PY  - 1964
SP  - 120
EP  - 141
VL  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NUMA_1964__6_131600/
ID  - NUMA_1964__6_131600
ER  -