5Rrinhard Nabben. Z-matrices and inverse Z-matrices[J]. Linear Algebra and its Applications, 1997, 256: 31-48.
6Lu L Z. Perron complement and Perron root[J]. Linear Algebra and its Applications, 2002, 341:239-248.
7Duan F J, Zhang K C. An algorithm of diagonal transformation for Perron root of nonnegative irreducible matrices[J]. Applied Mathematics and Computation, 2006, 175:762-772.
